P

Inventor

ITOH KAZUHIRO

JP73 patents
⚠️ This page may combine multiple inventors who share the name “ITOH KAZUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOYOTA MOTOR CO LTD

40 patents
US6058700AMay 9, 2000

Device for purifying exhaust gas of engine

TOYOTA MOTOR CO LTD162 citations99
US6233927B1May 22, 2001

Exhaust gas purification device

TOYOTA MOTOR CO LTD97 citations98
US6192675B1Feb 27, 2001

Exhaust gas purification device for an internal combustion engine

TOYOTA MOTOR CO LTD103 citations98
US6546721B2Apr 15, 2003

Exhaust gas purification device

TOYOTA MOTOR CO LTD60 citations96
US7272924B2Sep 25, 2007

Exhaust gas purification device of internal combustion engine

TOYOTA MOTOR CO LTD20 citations93
US7086222B2Aug 8, 2006

Exhaust gas purification device of internal combustion engine

TOYOTA MOTOR CO LTD19 citations93
US7086223B2Aug 8, 2006

Exhaust gas purification device of internal combustion engine

TOYOTA MOTOR CO LTD19 citations93
US7059113B2Jun 13, 2006

Exhaust gas purification device

TOYOTA MOTOR CO LTD16 citations93
US6959540B2Nov 1, 2005

Exhaust gas purification device of internal combustion engine

TOYOTA MOTOR CO LTD31 citations93
US6898930B2May 31, 2005

Exhaust gas purification device

TOYOTA MOTOR CO LTD28 citations93
US6823665B2Nov 30, 2004

Exhaust gas purification device

TOYOTA MOTOR CO LTD30 citations93
US6820418B2Nov 23, 2004

Exhaust gas purification apparatus

TOYOTA MOTOR CO LTD46 citations93
US6786041B2Sep 7, 2004

Exhaust gas purification method and exhaust gas purification apparatus

TOYOTA MOTOR CO LTD19 citations93
US6644022B2Nov 11, 2003

Exhaust gas purification device of internal combustion engine

TOYOTA MOTOR CO LTD22 citations93
US6644023B2Nov 11, 2003

Exhaust emission control device of internal combustion engine

TOYOTA MOTOR CO LTD26 citations93
US6588204B2Jul 8, 2003

Device for purifying the exhaust gas of an internal combustion engine

TOYOTA MOTOR CO LTD23 citations93
US6568178B2May 27, 2003

Device for purifying the exhaust gas of an internal combustion engine

TOYOTA MOTOR CO LTD40 citations93
US6725651B2Apr 27, 2004

Reducing agent for emission control system, reducing-agent supply device, and emission control system using the reducing agent

TOYOTA MOTOR CO LTD35 citations92
US6672050B2Jan 6, 2004

Exhaust gas purification device of an engine

TOYOTA MOTOR CO LTD49 citations92
US6655133B2Dec 2, 2003

Exhaust gas purifier for internal combustion engine

TOYOTA MOTOR CO LTD44 citations92
US6101999AAug 15, 2000

Compression ignition type engine

TOYOTA MOTOR CO LTD23 citations92
US6901750B2Jun 7, 2005

Exhaust emission control apparatus and method for internal combustion engine

TOYOTA MOTOR CO LTD12 citations84
US6874315B2Apr 5, 2005

Exhaust gas purification device

TOYOTA MOTOR CO LTD16 citations84
US6769245B2Aug 3, 2004

Exhaust gas purification method

TOYOTA MOTOR CO LTD15 citations84
US6361579B1Mar 26, 2002

Exhaust gas purifier and method for internal combustion engine

TOYOTA MOTOR CO LTD16 citations84
US6988360B2Jan 24, 2006

Exhaust emission purification device for internal combustion engine

TOYOTA MOTOR CO LTD10 citations74
US6955041B2Oct 18, 2005

Exhaust gas purifying apparatus for internal combustion engine

TOYOTA MOTOR CO LTD11 citations74
US6837043B2Jan 4, 2005

Device for purifying the exhaust gas of an internal combustion engine

TOYOTA MOTOR CO LTD9 citations74
US6681566B2Jan 27, 2004

Exhaust purifying method and apparatus of an internal combustion engine

TOYOTA MOTOR CO LTD8 citations74
US6594991B2Jul 22, 2003

Exhaust purifying method and apparatus of an internal combustion engine

TOYOTA MOTOR CO LTD11 citations74
US6510686B2Jan 28, 2003

Exhaust gas purifier for internal combustion engine and method for purifying exhaust gas

TOYOTA MOTOR CO LTD11 citations74
US4938213AJul 3, 1990

Two-stroke engine

TOYOTA MOTOR CO LTD10 citations74
US4883030ANov 28, 1989

Combustion chamber of a two-stroke engine

TOYOTA MOTOR CO LTD13 citations74
US4945867AAug 7, 1990

Two-stroke engine

TOYOTA MOTOR CO LTD18 citations73
US10294838B2May 21, 2019

Exhaust purification filter

TOYOTA MOTOR CO LTD4 citations72
US9988960B2Jun 5, 2018

Exhaust gas control apparatus of internal combustion

TOYOTA MOTOR CO LTD2 citations72
US9598997B2Mar 21, 2017

Exhaust gas purification apparatus of internal combustion engine

TOYOTA MOTOR CO LTD2 citations72
US7296401B2Nov 20, 2007

Device for purifying the exhaust gas of an internal combustion engine

TOYOTA MOTOR CO LTD8 citations72
US11110933B2Sep 7, 2021

Driving support device, wearable device, driving support system, driving support method, and computer-readable recording medium

TOYOTA MOTOR CO LTD2 citations69
US11418909B2Aug 16, 2022

Driver-assistance device, wearable device, driver-assistance method, and computer-readable recording medium

TOYOTA MOTOR CO LTD0 citations63

TOKO INC

2 patents

HONDA MOTOR CO LTD

2 patents

WATANABE SATORU

1 patent

TOSHIOKA SHUNSUKE

1 patent

OHARA KK

1 patent

FUJI XEROX CO LTD

1 patent

OTSUKI HIROSHI

1 patent

NISHIOKA HIROMASA

1 patent

Showing the top 50 of 73 patents by PatentIndex Score.