P

Inventor

SUZUKI HIROMASA

JP124 patents
⚠️ This page may combine multiple inventors who share the name “SUZUKI HIROMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOYOTA MOTOR CO LTD

17 patents
US9579633B2Feb 28, 2017

Catalytic converter

TOYOTA MOTOR CO LTD22 citations94
US6217831B1Apr 17, 2001

Catalyst for purifying exhaust gases

TOYOTA MOTOR CO LTD42 citations93
US5968462AOct 19, 1999

Process for purifying exhaust gases

TOYOTA MOTOR CO LTD24 citations93
US5849254ADec 15, 1998

Method for purifying exhaust gases with two layer catalyst in oxygen-rich atmosphere

TOYOTA MOTOR CO LTD38 citations93
US6159897ADec 12, 2000

Catalyst for purifying exhaust gases

TOYOTA MOTOR CO LTD45 citations92
US5804152ASep 8, 1998

Method for purifying exhaust gases

TOYOTA MOTOR CO LTD35 citations92
US6112711ASep 5, 2000

Valve performance control apparatus for internal combustion engines

TOYOTA MOTOR CO LTD29 citations91
US5904226AMay 18, 1999

Apparatus for supplying oil in engine

TOYOTA MOTOR CO LTD22 citations91
US5803029ASep 8, 1998

Valve performance controller for internal combustion engine

TOYOTA MOTOR CO LTD23 citations91
US11224840B2Jan 18, 2022

Exhaust gas purification catalyst

TOYOTA MOTOR CO LTD8 citations85
US9873085B2Jan 23, 2018

Catalytic converter

TOYOTA MOTOR CO LTD15 citations84
US9839902B2Dec 12, 2017

Catalytic converter

TOYOTA MOTOR CO LTD15 citations84
US9782753B2Oct 10, 2017

Catalytic converter

TOYOTA MOTOR CO LTD11 citations84
US10413885B2Sep 17, 2019

Exhaust gas purification catalyst

TOYOTA MOTOR CO LTD16 citations83
US7598205B2Oct 6, 2009

Exhaust gas purifying catalyst

TOYOTA MOTOR CO LTD6 citations74
US6732503B2May 11, 2004

Air/fuel ratio controller for internal combustion engine

TOYOTA MOTOR CO LTD9 citations74
US10618029B2Apr 14, 2020

Oxygen storage material and method for producing the same

TOYOTA MOTOR CO LTD5 citations73

OLYMPUS OPTICAL CO

10 patents

IBIDEN CO LTD

7 patents

SUZUKI HIROMASA

3 patents

DENSO CORP

3 patents

TOSHIBA TEC KK

2 patents

CHINZEI ISAO

1 patent

TOSHIBA MACHINE CO LTD

1 patent

TOYO KOHAN CO LTD

1 patent

EMHART LLC

1 patent

SONY CORP

1 patent

TOYOTA CHUO KENKYUSHO KK

1 patent

SAITO YOSHINORI

1 patent

CATALER CORP

1 patent

Showing the top 50 of 124 patents by PatentIndex Score.