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 patentsUS9579633B2Feb 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 patentsUS5305759AApr 26, 1994
Examined body interior information observing apparatus by using photo-pulses controlling gains for depths
OLYMPUS OPTICAL CO361 citations99
US4862873ASep 5, 1989
Stereo endoscope
OLYMPUS OPTICAL CO248 citations99
US4862872ASep 5, 1989
Endoscope and endoscope washing apparatus
OLYMPUS OPTICAL CO148 citations98
US5140265AAug 18, 1992
Eddy current flaw detecting endoscope apparatus which produces signals which control other devices
OLYMPUS OPTICAL CO80 citations96
US4803550AFeb 7, 1989
Imaging apparatus having illumination means
OLYMPUS OPTICAL CO86 citations96
US5541394AJul 30, 1996
Delivery service management system
OLYMPUS OPTICAL CO125 citations95
US4901142AFeb 13, 1990
Video scope system
OLYMPUS OPTICAL CO112 citations95
US5715448AFeb 3, 1998
Open database system wherein access by subscribers to a network is limited
OLYMPUS OPTICAL CO41 citations92
US4983019AJan 8, 1991
Endoscope light source apparatus
OLYMPUS OPTICAL CO39 citations92
US4879992ANov 14, 1989
Rigid electronic endoscope
OLYMPUS OPTICAL CO51 citations92
IBIDEN CO LTD
7 patentsUS11618009B2Apr 4, 2023
Honeycomb catalytic converter
IBIDEN CO LTD7 citations85
US11298686B2Apr 12, 2022
Honeycomb catalytic converter
IBIDEN CO LTD8 citations85
US11298685B2Apr 12, 2022
Honeycomb catalytic converter
IBIDEN CO LTD8 citations85
US10953395B2Mar 23, 2021
Honeycomb structure and production method for said honeycomb structure
IBIDEN CO LTD10 citations85
US10603658B1Mar 31, 2020
Honeycomb structured body
IBIDEN CO LTD9 citations83
US10472290B2Nov 12, 2019
Honeycomb structure and production method for said honeycomb structure
IBIDEN CO LTD13 citations83
US11298687B2Apr 12, 2022
Honeycomb catalytic converter
IBIDEN CO LTD6 citations74
SUZUKI HIROMASA
3 patentsDENSO CORP
3 patentsTOSHIBA TEC KK
2 patentsCHINZEI ISAO
1 patentTOSHIBA MACHINE CO LTD
1 patentTOYO KOHAN CO LTD
1 patentEMHART LLC
1 patentSONY CORP
1 patentTOYOTA CHUO KENKYUSHO KK
1 patentSAITO YOSHINORI
1 patentCATALER CORP
1 patentShowing the top 50 of 124 patents by PatentIndex Score.