KEIHIN CORPORATION

Mechano-electrical integrated power conversion device and drive device for electric automobile

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Electric power control device

#3 | 2020-10-01 ✅ Patent 10,987,995 granted on 2021-04-27

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Vehicular air conditioning device

#4 | 2020-09-10 ✅ Patent 11,331,975 granted on 2022-05-17

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Vehicular air conditioning device

#5 | 2020-08-06 ✅ Patent 11,187,597 granted on 2021-11-30

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Temperature detection device, abnormality detection device, and electric power conversion apparatus

#6 | 2020-07-09 ✅ Patent 11,267,311 granted on 2022-03-08

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Vehicular air conditioner

#7 | 2020-04-23 ✅ Patent 11,204,390 granted on 2021-12-21

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Battery monitoring circuit board and battery monitoring device

#8 | 2020-04-02 ✅ Patent 11,047,328 granted on 2021-06-29

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Electromagnetic valve drive device

#9 | 2020-02-13 ✅ Patent 11,072,523 granted on 2021-07-27

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Pressure reducing valve for gas

#10 | 2020-02-06 ✅ Patent 10,608,535 granted on 2020-03-31

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Control device for step-up converter

#11 | 2020-01-02 ✅ Patent 10,967,708 granted on 2021-04-06

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Door drive device

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Door actuating device

#13 | 2019-10-03 ✅ Patent 10,791,650 granted on 2020-09-29

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Cooling device

#14 | 2019-10-03 ✅ Patent 10,877,078 granted on 2020-12-29

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Voltage determination device

#15 | 2019-10-03 ✅ Patent 10,865,900 granted on 2020-12-15

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Valve unit fixing structure and fluid pump using the same

#16 | 2019-10-03 ✅ Patent 10,907,597 granted on 2021-02-02

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Plunger pump

#17 | 2019-09-26 ✅ Patent 10,715,069 granted on 2020-07-14

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Discharge control device

#18 | 2019-09-26 ✅ Patent 10,877,102 granted on 2020-12-29

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Voltage detection device

#19 | 2019-09-26 ✅ Patent 10,935,576 granted on 2021-03-02

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Determination of operation status of shut-off element of battery module

#20 | 2019-09-19 ✅ Patent 10,420,256 granted on 2019-09-17

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Power converter

#21 | 2019-09-12 ✅ Patent 11,146,203 granted on 2021-10-12

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Motor control apparatus

#22 | 2019-08-22 ✅ Patent 10,425,010 granted on 2019-09-24

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Power conversion device

#23 | 2019-03-14 ✅ Patent 10,731,572 granted on 2020-08-04

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Intake control apparatus

#24 | 2019-01-24 ✅ Patent 10,958,141 granted on 2021-03-23

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Air conditioning blower motor unit

#25 | 2019-01-17 ✅ Patent 10,801,494 granted on 2020-10-13

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Hydraulic control apparatus and hydraulic control method

#26 | 2019-01-10 ✅ Patent 10,264,705 granted on 2019-04-16

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Power conversion apparatus

#27 | 2019-01-10 ✅ Patent 10,263,359 granted on 2019-04-16

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Power conversion apparatus

#28 | 2018-10-04 ✅ Patent 10,655,636 granted on 2020-05-19

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Centrifugal air blower

#29 | 2018-10-04 ✅ Patent 10,995,680 granted on 2021-05-04

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Sealing member and air intake controller

#30 | 2018-08-09 ✅ Patent 10,630,136 granted on 2020-04-21

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Air-conditioning blower motor unit

#31 | 2018-08-09 ✅ Patent 10,476,346 granted on 2019-11-12

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Air-conditioning blower motor unit

#32 | 2018-08-02 ✅ Patent 10,461,657 granted on 2019-10-29

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Power conversion apparatus

#33 | 2018-04-26 ✅ Patent 10,544,729 granted on 2020-01-28

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Abnormality determining valve control device and system

#34 | 2018-04-26 ✅ Patent 10,344,667 granted on 2019-07-09

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Valve control device and valve system

#35 | 2018-04-19 ✅ Patent 10,280,834 granted on 2019-05-07

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Valve control device and valve system

#36 | 2018-03-29 ✅ Patent 10,845,420 granted on 2020-11-24

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Voltage detecting apparatus

#37 | 2018-03-29 ✅ Patent 10,167,864 granted on 2019-01-01

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Fuel pump

#38 | 2018-03-15 ✅ Patent 10,480,428 granted on 2019-11-19

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Valve control device

#39 | 2018-03-08 ✅ Patent 10,567,193 granted on 2020-02-18

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In-vehicle control device

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Internal combustion engine control device

#41 | 2018-01-25 ✅ Patent 10,563,660 granted on 2020-02-18

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Blower motor unit for air conditioner

#42 | 2017-09-28

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AIR CONDITIONING APPARATUS FOR A VEHICLE

#43 | 2017-08-31 ✅ Patent 10,451,078 granted on 2019-10-22

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Air-conditioning blower motor unit

#44 | 2017-08-24

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VOLTAGE DETECTING DEVICE

#45 | 2017-08-17 ✅ Patent 9,921,259 granted on 2018-03-20

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Ground fault detecting device

#46 | 2017-06-22 ✅ Patent 10,181,738 granted on 2019-01-15

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Discharge control device

#47 | 2017-05-25 ✅ Patent 10,006,428 granted on 2018-06-26

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Electromagnetic fuel injection valve

#48 | 2017-05-18 ✅ Patent 10,093,154 granted on 2018-10-09

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Air conditioning device for vehicle

#49 | 2017-05-18 ✅ Patent 10,058,915 granted on 2018-08-28

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Casting die device and casting method

#50 | 2017-02-02 ✅ Patent 9,689,362 granted on 2017-06-27

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Fuel injection valve equipped with in-cylinder pressure sensor

#51 | 2017-01-26 ✅ Patent 9,829,089 granted on 2017-11-28

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Hydraulic pressure control apparatus

#52 | 2017-01-19 ✅ Patent 9,707,619 granted on 2017-07-18

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Squeeze pin circuit for die casting and hydraulic unit

#53 | 2016-12-29 ✅ Patent 10,202,017 granted on 2019-02-12

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Vehicular air-conditioning device

#54 | 2016-11-24 ✅ Patent 10,099,281 granted on 2018-10-16

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Casting die device and casting method

#55 | 2016-11-17 ✅ Patent 9,822,746 granted on 2017-11-21

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Fuel injection control apparatus

#56 | 2016-11-17 ✅ Patent 10,197,029 granted on 2019-02-05

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Fuel injection control apparatus

#57 | 2016-10-06 ✅ Patent 10,006,966 granted on 2018-06-26

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Battery voltage detection device

#58 | 2016-10-06 ✅ Patent 9,874,290 granted on 2018-01-23

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Valve device

#59 | 2016-10-06 ✅ Patent 10,100,839 granted on 2018-10-16

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Centrifugal fan

#60 | 2016-09-29 ✅ Patent 10,247,623 granted on 2019-04-02

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In-tank valve

#61 | 2016-09-29 ✅ Patent 10,174,774 granted on 2019-01-08

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In-tank valve

#62 | 2016-08-18 ✅ Patent 9,966,175 granted on 2018-05-08

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Solenoid drive device

#63 | 2016-07-21 ✅ Patent 10,012,194 granted on 2018-07-03

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Fuel injection valve with cylinder internal pressure sensor

#64 | 2016-07-21 ✅ Patent 9,964,063 granted on 2018-05-08

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Fuel injection valve with cylinder internal pressure sensor

#65 | 2016-05-26 ✅ Patent 10,416,041 granted on 2019-09-17

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Combustion state parameter calculation method for internal combustion engine

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Power source voltage detection apparatus

#67 | 2016-03-31 ✅ Patent 9,638,134 granted on 2017-05-02

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Carburetor

#68 | 2016-03-24 ✅ Patent 9,593,738 granted on 2017-03-14

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Active vibration isolation device

#69 | 2016-03-24 ✅ Patent 9,964,174 granted on 2018-05-08

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Electromagnetic actuator for active vibration isolation system

#70 | 2016-03-17 ✅ Patent 9,788,449 granted on 2017-10-10

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Power conversion apparatus

#71 | 2016-03-17 ✅ Patent 9,693,476 granted on 2017-06-27

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Power conversion apparatus

#72 | 2016-03-03 ✅ Patent 10,245,956 granted on 2019-04-02

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Preventing high induced voltage from being applied to discharge control device

#73 | 2016-03-03

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DISCHARGE CONTROL DEVICE

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Electronic circuit device and method for manufacturing same

#75 | 2015-11-26 ✅ Patent 9,494,247 granted on 2016-11-15

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Fluid pressure control device

#76 | 2015-11-19

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VOLTAGE DETECTING DEVICE

#77 | 2015-11-19 ✅ Patent 9,753,091 granted on 2017-09-05

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Voltage detecting device

#78 | 2015-10-29 ✅ Patent 9,752,527 granted on 2017-09-05

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Fuel injection device

#79 | 2015-10-29 ✅ Patent 9,657,661 granted on 2017-05-23

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Engine control system

#80 | 2015-10-08 ✅ Patent 9,702,787 granted on 2017-07-11

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In-cylinder pressure detecting apparatus for internal combustion engine

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Pressure reducing valve

#82 | 2015-10-08 ✅ Patent 9,856,963 granted on 2018-01-02

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Driving force transmission mechanism

#83 | 2015-10-08 ✅ Patent 9,790,905 granted on 2017-10-17

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Fuel injection control device

#84 | 2015-09-17 ✅ Patent 9,624,960 granted on 2017-04-18

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Two-member connecting structure

#85 | 2015-07-23 ✅ Patent 9,583,958 granted on 2017-02-28

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Voltage detecting device

#86 | 2015-07-23 ✅ Patent 9,673,641 granted on 2017-06-06

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Voltage detecting device

#87 | 2015-03-05

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CARBURETOR

#88 | 2015-03-05 ✅ Patent 9,494,095 granted on 2016-11-15

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Fuel injection valve equipped with in-cylinder pressure sensor

#89 | 2015-01-15 ✅ Patent 9,616,729 granted on 2017-04-11

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Vehicular air conditioner

#90 | 2015-01-01 ✅ Patent 9,435,426 granted on 2016-09-06

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Shifting-operation detection unit

#91 | 2014-12-18 ✅ Patent 9,702,684 granted on 2017-07-11

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Rotation angle detection device

#92 | 2014-12-04 ✅ Patent 9,234,577 granted on 2016-01-12

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Hydraulic pressure control apparatus

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Hydraulic pressure control apparatus

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Fuel injection valve

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Power supply control device

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Voltage detection apparatus

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Current sensor and contactor apparatus

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Resin casing

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Pressure reducing valve

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