TULA TECHNOLOGY, INC.

SYSTEMS AND METHODS TO MINIMIZE EXHAUST SYSTEM CONDENSATION

#2 | 2025-08-07 ✅ Patent 12,448,911 granted on 2025-10-21

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SYSTEMS AND METHODS TO MINIMIZE EXHAUST SYSTEM CONDENSATION

#3 | 2025-03-20

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SYSTEMS AND METHODS FOR AFTERTREATMENT SYSTEM THERMAL MANAGEMENT USING CYLINDER DEACTIVATION AND/OR INTAKE-AIR THROTTLING

#4 | 2024-06-13 ✅ Patent 12,497,927 granted on 2025-12-16

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SYSTEMS AND METHODS FOR FILTER REGENERATION WITH CYLINDER DEACTIVATION

#5 | 2024-06-06 ✅ Patent 12,209,515 granted on 2025-01-28

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Dynamic cylinder deactivation life factor to modify cylinder deactivation strategy

#6 | 2024-05-16 ✅ Patent 12,486,814 granted on 2025-12-02

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SYSTEMS AND METHODS FOR BYPASSING A COMPROMISED ENGINE CYLINDER

#7 | 2024-05-02 ✅ Patent 12,196,144 granted on 2025-01-14

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Systems and methods for aftertreatment system thermal mangement using cylinder deactivation and/or intake-air throttling

#8 | 2024-01-25 ✅ Patent 12,571,354 granted on 2026-03-10

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SYSTEMS AND METHODS FOR CYLINDER DEACTIVATION OPERATION CONTROL

#9 | 2023-12-21 ✅ Patent 11,933,237 granted on 2024-03-19

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Systems and methods for particulate filter regeneration with cylinder deactivation

#10 | 2023-12-07 ✅ Patent 11,821,379 granted on 2023-11-21

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Non-rotating cylinder pattern selection for equalizing cylinder usage in an internal combustion engine

#11 | 2023-10-31 ✅ Patent 11,802,519 granted on 2023-10-31

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Systems and methods for bypassing a compromised engine cylinder via cylinder deactivation

#12 | 2023-07-20 ✅ Patent 11,685,380 granted on 2023-06-27

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Managing engine firing fraction changes during gear shifts

#13 | 2023-07-13 ✅ Patent 11,959,432 granted on 2024-04-16

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Exhaust valve failure diagnostics and management

#14 | 2023-06-29 ✅ Patent 11,920,533 granted on 2024-03-05

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Systems and methods for coordination of skip-fire and aftertreatment heater operation to maintain exhaust gas temperature

#15 | 2023-06-08 ✅ Patent 11,859,569 granted on 2024-01-02

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Systems and methods to minimize emissions spikes when reactivating or deactivating a combustion cylinder

#16 | 2023-01-19 ✅ Patent 11,859,567 granted on 2024-01-02

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Systems and methods for skip-fire operation control

#17 | 2022-11-24 ✅ Patent 11,624,341 granted on 2023-04-11

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Exhaust gas recirculation control in an internal combustion engine

#18 | 2022-11-17 ✅ Patent 11,933,202 granted on 2024-03-19

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Dynamic cylinder deactivation life factor to modify cylinder deactivation strategy

#19 | 2022-11-15 ✅ Patent 11,499,490 granted on 2022-11-15

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Systems and methods to minimize emissions spikes when reactivating or deactivating a combustion cylinder

#20 | 2022-11-03 ✅ Patent 11,719,175 granted on 2023-08-08

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Motor torque smoothing on combustion engines by approximating a periodic waveform using sinusoids

#21 | 2022-10-27 ✅ Patent 11,635,350 granted on 2023-04-25

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Diagnostic system and method for detecting internal combustion engine faults using exhaust pressure readings

#22 | 2022-09-29

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DECELERATION MANAGEMENT FOR DYNAMIC SKIP FIRE

#23 | 2022-08-25 ✅ Patent 11,761,395 granted on 2023-09-19

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Dynamic skip fire transitions for fixed CDA engines

#24 | 2022-08-11 ✅ Patent 11,492,987 granted on 2022-11-08

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Cylinder charge trapping strategies based on predictive number of skips and staggered implementation of valvetrain dependent operational strategies for internal combustion engines

#25 | 2022-08-11 ✅ Patent 11,680,505 granted on 2023-06-20

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Separately determining firing density and pumping density during firing density transitions for a lean-burn internal combustion engine

#26 | 2022-07-28 ✅ Patent 11,835,004 granted on 2023-12-05

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Method for determining pilot injection mass

#27 | 2022-07-21 ✅ Patent 11,619,187 granted on 2023-04-04

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Optimizing combustion recipes to improve engine performance and emissions for variable displacement engines

#28 | 2022-07-14 ✅ Patent 11,624,335 granted on 2023-04-11

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Exhaust valve failure diagnostics and management

#29 | 2022-06-30 ✅ Patent 11,530,659 granted on 2022-12-20

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Systems and methods for selectively activating engine cylinders to maintain minimum cylinder pressure

#30 | 2022-06-30 ✅ Patent 11,421,613 granted on 2022-08-23

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Motor torque smoothing on combustion engines by approximating a periodic waveform using sinusoids

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Use of machine learning for detecting cylinder intake and/or exhaust valve faults during operation of an internal combustion engine

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Motor torque smoothing for recharging events on combustion engines

#33 | 2022-06-23 ✅ Patent 11,624,331 granted on 2023-04-11

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Use of different pneumatic cylinder spring types in a variable displacement engine for engine and aftertreatment system temperature control

#34 | 2022-05-19 ✅ Patent 11,359,561 granted on 2022-06-14

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Dynamic skip fire transitions for fixed CDA engines

#35 | 2022-05-10 ✅ Patent 11,326,532 granted on 2022-05-10

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Optimizing combustion recipes to improve engine performance and emissions for variable displacement engines

#36 | 2022-04-28 ✅ Patent 11,635,035 granted on 2023-04-25

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Fast torque response for boosted engines

#37 | 2022-04-21 ✅ Patent 11,555,461 granted on 2023-01-17

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Noise, vibration and harshness reduction in a skip fire engine control system

#38 | 2022-04-14 ✅ Patent 11,674,423 granted on 2023-06-13

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Lean burn internal combustion engine exhaust gas control

#39 | 2022-03-24 ✅ Patent 11,713,728 granted on 2023-08-01

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Method for determining pilot injection mass

#40 | 2022-03-03 ✅ Patent 11,946,423 granted on 2024-04-02

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Recharging management for skipping cylinders

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Particulate filter soot management for internal combustion engines

#42 | 2022-02-15 ✅ Patent 11,248,546 granted on 2022-02-15

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Fast torque response for boosted engines

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Cylinder charge trapping strategies based on predictive number of skips and staggered implementation of valvetrain dependent operational strategies for internal combustion engines

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Machine learning for misfire detection in a dynamic firing level modulation controlled engine of a vehicle

#45 | 2022-01-13 ✅ Patent 11,724,594 granted on 2023-08-15

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Using skip fire with power take-off

#46 | 2021-12-30 ✅ Patent 11,415,483 granted on 2022-08-16

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Diagnostic system and method for detecting internal combustion engine faults using exhaust pressure readings

#47 | 2021-12-30 ✅ Patent 11,333,099 granted on 2022-05-17

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Early direct fuel injection for internal combustion engines

#48 | 2021-12-30 ✅ Patent 11,236,690 granted on 2022-02-01

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Engine cylinder output level modulation

#49 | 2021-12-30 ✅ Patent 11,560,818 granted on 2023-01-24

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Lean burn internal combustion engine exhaust gas control

#50 | 2021-12-28 ✅ Patent 11,208,093 granted on 2021-12-28

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Motor torque smoothing for recharging events on combustion engines

#51 | 2021-12-23 ✅ Patent 11,359,562 granted on 2022-06-14

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Noise, vibration and harshness reduction in a skip fire engine control system

#52 | 2021-12-02 ✅ Patent 11,428,133 granted on 2022-08-30

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Systems and methods for managing catalyst temperature based on location

#53 | 2021-11-25 ✅ Patent 11,306,672 granted on 2022-04-19

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Use of different pneumatic cylinder spring types in a variable displacement engine for engine and aftertreatment system temperature control

#54 | 2021-11-18 ✅ Patent 11,486,321 granted on 2022-11-01

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Systems and methods for utilizing cylinder deactivation when a vehicle is in a reverse operating mode

#55 | 2021-11-11 ✅ Patent 11,459,965 granted on 2022-10-04

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Exhaust gas recirculation flow control for reducing emissions with variable displacement internal combustion engines

#56 | 2021-10-12 ✅ Patent 11,143,125 granted on 2021-10-12

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Motor torque smoothing on combustion engines by approximating a periodic waveform using sinusoids

#57 | 2021-09-30 ✅ Patent 11,333,053 granted on 2022-05-17

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Lean burn internal combustion engine exhaust gas temperature control

#58 | 2021-08-26 ✅ Patent 11,143,575 granted on 2021-10-12

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Diagnostic system and method for detecting internal combustion engine faults using exhaust pressure readings

#59 | 2021-07-01 ✅ Patent 11,261,807 granted on 2022-03-01

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Dynamic valve control in a skip fire controlled engine

#60 | 2021-07-01 ✅ Patent 11,280,276 granted on 2022-03-22

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Firing fraction management in skip fire engine control

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Exhaust gas recirculation control in a dynamic skip fire engine

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Noise, vibration and harshness reduction in a skip fire engine control system

#63 | 2021-02-18 ✅ Patent 11,078,854 granted on 2021-08-03

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Systems and methods for utilizing cylinder deactivation when a vehicle is in a reverse operating mode

#64 | 2021-02-11 ✅ Patent 11,352,966 granted on 2022-06-07

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Deceleration cylinder cut-off

#65 | 2021-01-07 ✅ Patent 11,125,175 granted on 2021-09-21

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Machine learning for misfire detection in a dynamic firing level modulation controlled engine of a vehicle

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Managing engine firing fraction changes

#67 | 2020-12-31 ✅ Patent 11,300,026 granted on 2022-04-12

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Separately determining firing density and pumping density during firing density transitions for a lean-burn internal combustion engine

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Skip fire valve control

#69 | 2020-12-10 ✅ Patent 11,208,964 granted on 2021-12-28

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Engine torque smoothing

#70 | 2020-10-08 ✅ Patent 11,549,455 granted on 2023-01-10

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Skip cylinder compression braking

#71 | 2020-10-08 ✅ Patent 10,927,780 granted on 2021-02-23

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Adaptation of skip fire calibration to vehicle weight

#72 | 2020-07-23 ✅ Patent 10,837,382 granted on 2020-11-17

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Multi-level firing engine control

#73 | 2020-06-18 ✅ Patent 10,814,858 granted on 2020-10-27

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Managing engine firing fraction changes during gear shifts

#74 | 2020-05-21 ✅ Patent 10,954,877 granted on 2021-03-23

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Adaptive torque mitigation by micro-hybrid system

#75 | 2020-04-07 ✅ Patent 10,611,359 granted on 2020-04-07

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Managing engine firing fraction changes during gear shifts

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Dynamic charge compression ignition engine with multiple aftertreatment systems

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Firing fraction management in skip fire engine control

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Split direct injection for reactivated cylinders of an internal combustion engine

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Lean burn internal combustion engine exhaust gas temperature control

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Separately determining firing density and pumping density during firing density transitions for a lean-burn internal combustion engine

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Engine diagnostics during cylinder cut off operation

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Noise/vibration control using variable spring absorber

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Determining firing density of a skip fire controlled lean-burn engine using air-fuel ratio and exhaust temperatures

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Autonomous driving with dynamic skip fire

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System and method for improving fuel economy for autonomous driving vehicles

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Engine torque smoothing

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Lean burn internal combustion engine exhaust gas temperature control

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Method and apparatus for determining optimum skip fire firing profile

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Machine learning for misfire detection in a dynamic firing level modulation controlled engine of a vehicle

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Noise, vibration and harshness reduction in a skip fire engine control system

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Noise/vibration reduction control

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Dynamic charge compression ignition engine with multiple aftertreatment systems

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