P

Inventor

TAKAHASHI YUKIO

JP143 patents
⚠️ This page may combine multiple inventors who share the name “TAKAHASHI YUKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

20 patents
US5063829ANov 12, 1991

Variable displacement swash plate type compressor

HITACHI LTD65 citations96
US6631706B1Oct 14, 2003

High pressure fuel supply pump for internal combustion engine

HITACHI LTD57 citations95
US4768070AAug 30, 1988

Optoelectronics device

HITACHI LTD70 citations94
US6211772B1Apr 3, 2001

Semiconductor composite sensor

HITACHI LTD39 citations93
US7707996B2May 4, 2010

High pressure fuel supply pump for internal combustion engine

HITACHI LTD26 citations92
US7540274B2Jun 2, 2009

High pressure fuel supply pump for internal combustion engine

HITACHI LTD32 citations92
US6543424B1Apr 8, 2003

Fuel pump, in-cylinder direct injection type internal combustion engine using the same and surface treatment method

HITACHI LTD40 citations92
US6505608B2Jan 14, 2003

Fuel supply system

HITACHI LTD34 citations92
US5960697AOct 5, 1999

Axial piston machine

HITACHI LTD30 citations92
US5231914AAug 3, 1993

Variable displacement compressor

HITACHI LTD27 citations92
US5105728AApr 21, 1992

Balanced variable-displacement compressor

HITACHI LTD40 citations92
US4867649ASep 19, 1989

Refrigerating system

HITACHI LTD33 citations92
US4801248AJan 31, 1989

Variable capacity swash plate compressor

HITACHI LTD35 citations92
US6860255B2Mar 1, 2005

Fuel pump and direct fuel injection engine

HITACHI LTD31 citations91
US4173900ANov 13, 1979

Semiconductor pressure transducer

HITACHI LTD39 citations91
US4618844AOct 21, 1986

Semiconductor pressure transducer

HITACHI LTD24 citations81
US6361286B1Mar 26, 2002

Fuel pump

HITACHI LTD9 citations74
US5672826ASep 30, 1997

Semiconductor pressure sensor

HITACHI LTD6 citations74
US4782712ANov 8, 1988

Variable displacement compressor

HITACHI LTD14 citations74
US4546653AOct 15, 1985

Semiconductor differential pressure transducer

HITACHI LTD12 citations74

ISHIKAWAJIMA HARIMA HEAVY IND

6 patents

NIPPON TELEGRAPH & TELEPHONE

5 patents

OLYMPUS OPTICAL CO

2 patents

SEIKO EPSON CORP

2 patents

(unassigned)

2 patents

AMADA ENG & SERVICE

2 patents

IHI CORP

2 patents

FUJITSU LTD

2 patents

TOKAI RYOKAKU TETSUDO KK

2 patents

TAKAHASHI YUKIO

1 patent

TOSHIBA KK

1 patent

NSK LTD

1 patent

TDK CORP

1 patent

SANYO ELECTRIC CO

1 patent

Showing the top 50 of 143 patents by PatentIndex Score.