Inventor
OKA HIROYUKI
JP82 patents
⚠️ This page may combine multiple inventors who share the name “OKA HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO WIRING SYSTEMS
9 patentsUS6315585B1Nov 13, 2001
Lever-type electrical connector
SUMITOMO WIRING SYSTEMS61 citations96
US5975964ANov 2, 1999
Female terminal fitting
SUMITOMO WIRING SYSTEMS56 citations94
US6872092B2Mar 29, 2005
Waterproof connector with waterproof rib for sealed engagement with a rubber plug
SUMITOMO WIRING SYSTEMS32 citations93
US6019646AFeb 1, 2000
Female terminal fitting
SUMITOMO WIRING SYSTEMS37 citations92
US5951336ASep 14, 1999
Terminal fitting
SUMITOMO WIRING SYSTEMS50 citations92
US4940430AJul 10, 1990
Electrical connector with openable cover
SUMITOMO WIRING SYSTEMS27 citations92
US7229329B2Jun 12, 2007
Female terminal fitting
SUMITOMO WIRING SYSTEMS14 citations84
US5921821AJul 13, 1999
Terminal fitting
SUMITOMO WIRING SYSTEMS18 citations82
US6824421B2Nov 30, 2004
Connector housing assembly with a fit-on detection member
SUMITOMO WIRING SYSTEMS8 citations74
BOSCH BRAKING SYS CORP
9 patentsUS6467266B1Oct 22, 2002
Brake booster
BOSCH BRAKING SYS CORP37 citations92
US6196641B1Mar 6, 2001
Fluid pressure boosting device and brake pressure boosting system employing the device
BOSCH BRAKING SYS CORP26 citations92
US6183049B1Feb 6, 2001
Brake boosting system
BOSCH BRAKING SYS CORP39 citations92
US6467267B2Oct 22, 2002
Fluid pressure boosting device and brake system employing the same
BOSCH BRAKING SYS CORP28 citations91
US6568768B1May 27, 2003
Brake system
BOSCH BRAKING SYS CORP15 citations84
US6352316B1Mar 5, 2002
Brake system
BOSCH BRAKING SYS CORP19 citations84
US6655140B2Dec 2, 2003
Fluid pressure boosting device
BOSCH BRAKING SYS CORP11 citations74
US6463737B2Oct 15, 2002
Master cylinder
BOSCH BRAKING SYS CORP7 citations74
US6415605B1Jul 9, 2002
Brake system
BOSCH BRAKING SYS CORP8 citations74
HITACHI LTD
5 patentsUS5116148AMay 26, 1992
Heat transfer ink sheet having a precoating layer which is thermally transferred prior to sublimation of an ink dye
HITACHI LTD57 citations92
US4619879AOct 28, 1986
Composite type photosensitive member having metal-free phthalocyanine in the charge generating layer and nonionic dye base in the charge transport layer
HITACHI LTD18 citations74
US4352876AOct 5, 1982
Complex type electrophotographic plate and electrophotographic method using the same
HITACHI LTD7 citations74
US4507374AMar 26, 1985
Electrophotographic recording medium containing τ and η metal-free phthalocyanine
HITACHI LTD13 citations73
US4690858ASep 1, 1987
Thermal transfer sheet
HITACHI LTD16 citations72
NIPPON DENSO CO
5 patentsUS4715667ADec 29, 1987
Hydraulic pressure control device for use in vehicle anti-skid braking system
NIPPON DENSO CO19 citations73
US4685749AAug 11, 1987
Hydraulic pressure control device for use in vehicle anti-skid braking system
NIPPON DENSO CO20 citations73
US4636009AJan 13, 1987
Hydraulic pressure control device for use in vehicle anti-skid braking system
NIPPON DENSO CO16 citations73
US4611859ASep 16, 1986
Anti-skid braking apparatus for vehicles
NIPPON DENSO CO14 citations73
US4603920AAug 5, 1986
Hydraulic pressure control device for use in vehicle anti-skid braking system
NIPPON DENSO CO13 citations73
TOYOTA MOTOR CO LTD
4 patentsUS4473139ASep 25, 1984
Dustcover for a disc brake
TOYOTA MOTOR CO LTD53 citations93
US4640558AFeb 3, 1987
Anti-skid brake system
TOYOTA MOTOR CO LTD30 citations92
US4207971AJun 17, 1980
Rust preventing device for a rotor of a disc brake
TOYOTA MOTOR CO LTD31 citations92
US4016533AApr 5, 1977
Device for warning of excessive wear on a brake lining
TOYOTA MOTOR CO LTD45 citations89
MOTOROLA INC
2 patentsKAWASAKI STEEL CO
2 patentsUS5253181AOct 12, 1993
Programmable one-board computer, and methods of verification of logic circuit and alteration to actual circuit using the programmable one-board computer
KAWASAKI STEEL CO50 citations92
US5257166AOct 26, 1993
Configurable electronic circuit board adapter therefor, and designing method of electronic circuit using the same board
KAWASAKI STEEL CO29 citations91
CANON KK
2 patentsJIDOSHA KIKI CO
2 patentsSONY CORP
1 patentOKUNO CHEM IND CO
1 patentBOSCH AUTOMOTIVE SYSTEMS CORP
1 patentTOSHIBA KK
1 patentFUJITSU LTD
1 patentHONDA MOTOR CO LTD
1 patentDENSEI LAMBDA KK
1 patentDAINIPPON SCREEN MFG
1 patentMATSUSHITA ELECTRIC INDUSTRIAL CO LTD
1 patentAISIN SEIKI
1 patentShowing the top 50 of 82 patents by PatentIndex Score.