Inventor
ISHIKAWA TAKAO
JP66 patents
⚠️ This page may combine multiple inventors who share the name “ISHIKAWA TAKAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
17 patentsUS6045764AApr 4, 2000
Exhaust gas purifying method and catalyst used therefor
HITACHI LTD68 citations96
US5712024AJan 27, 1998
Anti-reflector film, and a display provided with the same
HITACHI LTD47 citations91
US5501883AMar 26, 1996
Material for use as a transparent conductive film and method for making a transparent conductive film using the material
HITACHI LTD28 citations91
US5935717AAug 10, 1999
Functional film having inorganic thin on surface of organic film article using the same and process for producing the same
HITACHI LTD30 citations89
US7568452B2Aug 4, 2009
Engine system
HITACHI LTD15 citations84
US7193009B2Mar 20, 2007
Electronic device using low dielectric loss tangent insulators for high frequency signals
HITACHI LTD11 citations84
US7805271B2Sep 28, 2010
Evaluation system for amount of emission gases through fuel supply chain
HITACHI LTD15 citations83
US7654232B2Feb 2, 2010
Hydrogen engine system
HITACHI LTD12 citations83
US10197019B2Feb 5, 2019
Ethanol engine system
HITACHI LTD9 citations82
US6756441B2Jun 29, 2004
Low dielectric loss tangent resin composition, curable film and cured product, electrical part using the same and method for production thereof
HITACHI LTD9 citations74
US9660284B2May 23, 2017
Power conversion system
HITACHI LTD2 citations72
US6930140B2Aug 16, 2005
Low dielectric loss tangent resin composition, curable film and cured product, electrical part using the same and method for production thereof
HITACHI LTD2 citations63
US6855952B2Feb 15, 2005
Semiconductor device and semiconductor package
HITACHI LTD2 citations63
US7527660B2May 5, 2009
Hydrogen fuel manufacturing method and system with control program for use therein
HITACHI LTD3 citations62
US6928206B2Aug 9, 2005
Wavelength division multiplex optical switch
HITACHI LTD2 citations62
US11888195B2Jan 30, 2024
Fuel cell power generation system
HITACHI LTD0 citations60
US8033255B2Oct 11, 2011
Engine system
HITACHI LTD0 citations52
HONDA MOTOR CO LTD
7 patentsUSD1053408SDec 3, 2024
Front combination lamp for an automobile
HONDA MOTOR CO LTD9 citations86
USD1005531SNov 21, 2023
Rear combination lamp for an automobile
HONDA MOTOR CO LTD2 citations73
USD1100281SOct 28, 2025
Front combination lamp for an automobile
HONDA MOTOR CO LTD0 citations63
USD1102330SNov 18, 2025
Automobile, toy replica and/or other replicas
HONDA MOTOR CO LTD0 citations61
USD1098027SOct 14, 2025
Electrical connector
HONDA MOTOR CO LTD0 citations61
USD1063737SFeb 25, 2025
Front bumper for automobile
HONDA MOTOR CO LTD0 citations61
USD626669SNov 2, 2010
Front combination lamp for automobiles
HONDA MOTOR CO LTD0 citations52
CLARION CO LTD
5 patentsUS9975459B2May 22, 2018
Headrest device and sound collecting device
CLARION CO LTD18 citations84
US10064496B2Sep 4, 2018
Head rest device
CLARION CO LTD7 citations83
US10328831B2Jun 25, 2019
Acoustic device
CLARION CO LTD5 citations72
US10696201B2Jun 30, 2020
Headrest and vehicle seat
CLARION CO LTD2 citations71
US10887702B2Jan 5, 2021
Loudspeaker
CLARION CO LTD0 citations60
SHIMADA ATSUSHI
3 patentsTOSHIBA KK
2 patentsUS4902146AFeb 20, 1990
Electronic apparatus with memory card
TOSHIBA KK56 citations96
US4765763AAug 23, 1988
Method of confirming that a pattern to be printed is a high-density pattern and divisionally printing the pattern, and a dot printer which can print high-quality, high-density patterns
TOSHIBA KK8 citations74
NOJIMA MASAFUMI
2 patentsKAO CORP
2 patentsNISSAN MOTOR
2 patentsINFINEUM INT LTD
1 patentRENESAS TECH CORP
1 patentIDEMITSU KOSAN CO
1 patentNIPPON OIL CORP
1 patentTACHI S CO
1 patentFUJITSU LTD
1 patentMARTIN JEAN MICHEL
1 patentTOYOTA BOSHOKU KK
1 patentNOUJIMA MASAFUMI
1 patentNEC CORP
1 patentShowing the top 50 of 66 patents by PatentIndex Score.