Inventor
KOGUCHI TOMOHIRO
JP15 patents
⚠️ This page may combine multiple inventors who share the name “KOGUCHI TOMOHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MAZDA MOTOR
13 patentsUS10513963B2Dec 24, 2019
Engine cooling device
MAZDA MOTOR3 citations71
US10197055B2Feb 5, 2019
Oil pump device
MAZDA MOTOR2 citations70
US9803534B2Oct 31, 2017
Cooling structure of multi-cylinder engine
MAZDA MOTOR3 citations69
US12392274B2Aug 19, 2025
Vehicle cooling device
MAZDA MOTOR0 citations46
US10774702B2Sep 15, 2020
Oil supply device of engine, method of manufacturing engine, and oil supply passage structure of engine
MAZDA MOTOR0 citations38
US10738730B2Aug 11, 2020
Cooling device for engine
MAZDA MOTOR0 citations38
US10626805B2Apr 21, 2020
Automotive powertrain unit
MAZDA MOTOR0 citations38
US10519824B2Dec 31, 2019
Oil supply device of internal combustion engine
MAZDA MOTOR0 citations38
US10267190B2Apr 23, 2019
Engine oil supply apparatus
MAZDA MOTOR0 citations38
US10240496B2Mar 26, 2019
Engine oil supply apparatus
MAZDA MOTOR0 citations38
US10167775B2Jan 1, 2019
Auxiliary machine drive device for engine
MAZDA MOTOR0 citations38
US10156180B2Dec 18, 2018
Cooling structure for multi-cylinder engine
MAZDA MOTOR0 citations38
US10202890B2Feb 12, 2019
Structure for reducing amount of water splashed on vehicle engine
MAZDA MOTOR0 citations35