Inventor

HIROTA TOMOTAKA

JP5 patents

⚠️ This page may combine multiple inventors who share the name “HIROTA TOMOTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MAZDA MOTOR

2 patents

US5398504AMar 21, 1995

Layout structure of catalytic converters

MAZDA MOTOR22 citations89

US5239826AAug 31, 1993

Exhaust system for engine

MAZDA MOTOR20 citations78

JOHNSON MATTHEY JAPAN LTD

1 patent

US6645439B2Nov 11, 2003

Exhaust gas clean-up catalyst

JOHNSON MATTHEY JAPAN LTD24 citations86

CHO JIN

1 patent

US8999252B2Apr 7, 2015

Exhaust gas catalyst and exhaust gas processing apparatus using same

CHO JIN7 citations82

JOHNSON MATTHEY PLC

1 patent

US10753248B2Aug 25, 2020

Exhaust gas purification catalyst

JOHNSON MATTHEY PLC9 citations80