Assignee profile:

Littelfuse, Inc.

City:

Rosemont, Illinois

Country:

United States

Published Applications:

31

Last publication date:

2026-06-18

Patent Grants:

17

Last grant date:

2025-10-21

Top Inventors for applications by Littelfuse, Inc.

These are the the leading inventors for applications assigned to Littelfuse, Inc.:

Recent patent applications by Littelfuse, Inc.

Littelfuse, Inc. based in Rosemont, US has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2026-06-18
US20260173950A1
Electricity

METAL TAB FOR POWER SEMICONDUCTOR MODULE

#2 | 2026-05-21
US20260142114A1
Electricity

FUSE MODULE

#3 | 2026-04-30
US20260118185A1
Physics

SYSTEMS AND METHODS FOR IDENTIFYING A LOCATION OF A THERMAL EVENT DETECTED BY A TEMPERATURE SENSING TAPE

#4 | 2026-04-16
US20260103586A1
Chemistry; metallurgy

RESISTANCE STABLE POLYMER POSITIVE TEMPERATURE COEFFICIENT (PPTC) MATERIAL

#5 | 2026-04-16
US20260103573A1
Chemistry; metallurgy

PPTC MATERIAL WITH ONE-STEP HOT APPLICATION PROCESS

#6 | 2026-03-12
US20260076276A1
Electricity

SOLDERLESS AND PRESSURE CONTACT CONNECTION

#7 | 2026-03-12
US20260074136A1
Electricity

UNSEALED SINGLE FUSE HOLDER

#8 | 2026-03-12
US20260074098A1
Electricity

VARISTOR INCLUDING REFLOWABLE THERMAL PROTECTION DEVICE ON VARISTOR SURFACE

#9 | 2026-01-29
US20260031257A1
Electricity

PROTECTION DEVICE INCLUDING PTC AND THERMAL DEVICES

#10 | 2025-12-04
US20250372332A1
Electricity

MOLDED FILLER PAD FOR FUSE DEVICES

#11 | 2025-11-20
US20250357267A1
Electricity

DIRECT LIQUID COOLING OF SEMICONDUCTOR DEVICES

#12 | 2025-10-30
US20250336576A1
Electricity

THREE-DIMENSIONAL ELECTRODES FOR REFLOWABLE PTC DEVICE

#13 | 2025-09-11
US20250286361A1
Electricity

PROTECTION AND SENSING SYSTEMS AND METHODS

#14 | 2025-07-31
US20250246895A1
Electricity

MULTI-CHANNEL TRIGGER SENSOR FOR PYROTECHNIC FUSES

#15 | 2025-07-31 ✅ Patent 12,451,383 granted on 2025-10-21
US20250246465A1
Electricity

CORNER RELIEF UNDERCUT TO REDUCE DIE DAMAGE

#16 | 2025-04-17 ✅ Patent 12,545,011 granted on 2026-02-10
US20250121587A1
Performing operations; transporting

METHODS OF PREPARING METAL SHEETS FOR A DCB / DAB SUBSTRATE BONDING PROCESS

#17 | 2025-02-13 ✅ Patent 12,626,842 granted on 2026-05-12
US20250054663A1
Electricity

METAL OXIDE-POLYANILINE POLYMER MATRIX VARISTOR

#18 | 2025-02-06 ✅ Patent 12,456,856 granted on 2025-10-28
US20250047091A1
Electricity

OVERCURRENT PROTECTION OF POWER SEMICONDUCTOR PACKAGES USING INTEGRATED POSITIVE TEMPERATURE INDICATOR

#19 | 2024-11-28 ✅ Patent 12,456,674 granted on 2025-10-28
US20240395692A1
Electricity

LEADFRAMELESS ELECTRICALLY ISOLATED POWER SEMICONDUCTOR PACKAGE

#20 | 2024-10-31 ✅ Patent 12,671,244 granted on 2026-06-30
US20240364100A1
Electricity

OVERCURRENT PROTECTION BASED ON SLOPE DETECTION

#21 | 2024-10-31 ✅ Patent 12,592,557 granted on 2026-03-31
US20240364099A1
Electricity

PRE-CHARGE SHORT CIRCUIT DETECTION

#22 | 2024-10-31 ✅ Patent 12,598,990 granted on 2026-04-07
US20240363478A1
Electricity

ELECTRICALLY ISOLATED DISCRETE PACKAGE WITH HIGH PERFORMANCE CERAMIC SUBSTRATE

#23 | 2024-10-24 ✅ Patent 12,543,611 granted on 2026-02-03
US20240355718A1
Electricity

METHOD TO CONNECT POWER TERMINAL TO SUBSTRATE WITHIN SEMICONDUCTOR PACKAGE

#24 | 2024-10-10 ✅ Patent 12,615,790 granted on 2026-04-28
US20240339520A1
Electricity

REVERSE BLOCKING INSULATED-GATE BIPOLAR TRANSISTOR

#25 | 2024-05-16 ✅ Patent 12,489,303 granted on 2025-12-02
US20240162728A1
Electricity

CDOT DEVICE FOR WIRELESS CHARGING

#26 | 2024-05-09 ✅ Patent 12,665,406 granted on 2026-06-23
US20240154402A1
Electricity

TEMPERATURE SENSING TAPE HAVING A TEMPERATURE SENSOR ELEMENT WITH MULTIPLE CRYSTALLIZATION POINTS

#27 | 2024-03-28 ✅ Patent 12,438,343 granted on 2025-10-07
US20240106205A1
Electricity

MODULAR POWER DISTRIBUTION UNIT

#28 | 2024-03-14 ✅ Patent 12,500,057 granted on 2025-12-16
US20240087832A1
Electricity

UNSEALED SINGLE FUSE HOLDER

#29 | 2024-01-18 ✅ Patent 12,500,151 granted on 2025-12-16
US20240021505A1
Electricity

SOLDERLESS AND PRESSURE CONTACT CONNECTION

#30 | 2023-10-26 ✅ Patent 12,531,172 granted on 2026-01-20
US20230343494A1
Electricity

LOW RESISTANCE, HIGH VOLTAGE AND RESISTANCE STABLE PPTC MATERIAL AND MANUFACTURING

#31 | 2023-08-03 ✅ Patent 12,462,957 granted on 2025-11-04
US20230245804A1
Electricity

THERMAL PROTECTION DEVICE TO WITHSTAND HIGH VOLTAGE

AssigneeID:

674464 ⎘