Inventor
IWANAMI SHIGEKI
JP58 patents
⚠️ This page may combine multiple inventors who share the name “IWANAMI SHIGEKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DENSO CORP
20 patentsUS6981544B2Jan 3, 2006
Air-conditioning apparatus including motor-driven compressor for idle stopping vehicles
DENSO CORP64 citations98
US6231316B1May 15, 2001
Scroll-type variable-capacity compressor
DENSO CORP84 citations98
US7418824B2Sep 2, 2008
Refrigerating apparatus and fluid machine therefor
DENSO CORP21 citations93
US6986645B2Jan 17, 2006
Hybrid compressor with a selective drive clutch means and speed increasing means for driving the compressor at higher speeds with an engine at high load regions
DENSO CORP39 citations93
US6511530B2Jan 28, 2003
Compressor with oil separator
DENSO CORP37 citations93
US6244834B1Jun 12, 2001
Variable capacity-type scroll compressor
DENSO CORP20 citations93
US6149401ANov 21, 2000
Variable discharge-amount compressor for refrigerant cycle
DENSO CORP49 citations93
US7878777B2Feb 1, 2011
Scroll compressor having grooved thrust bearing
DENSO CORP21 citations91
US6637230B2Oct 28, 2003
Automotive air-conditioner having sub-compressor driven by electric motor
DENSO CORP21 citations88
US7748226B2Jul 6, 2010
Waste heat utilizing system
DENSO CORP13 citations84
US6874996B2Apr 5, 2005
Compressor having independently driven members
DENSO CORP14 citations84
US6755033B2Jun 29, 2004
Hybrid compressor apparatus and method of controlling the same
DENSO CORP19 citations84
US7287583B2Oct 30, 2007
Air-conditioning apparatus including motor-driven compressor for idle stopping vehicles
DENSO CORP8 citations74
US7121190B2Oct 17, 2006
Fluid machine for gas compression refrigerating system
DENSO CORP10 citations74
US6659738B2Dec 9, 2003
Composite drive system for compressor
DENSO CORP12 citations74
US6224349B1May 1, 2001
Reciprocating type compressor having orbiting valve plate
DENSO CORP9 citations73
US7553134B2Jun 30, 2009
Switch valve structure of fluid machine
DENSO CORP4 citations63
US7399167B2Jul 15, 2008
Fluid machine operable in both pump mode and motor mode and waste heat recovering system having the same
DENSO CORP5 citations63
US7028475B2Apr 18, 2006
Fluid machine
DENSO CORP3 citations63
US6467281B2Oct 22, 2002
Vapor-compression refrigerant cycle for vehicle
DENSO CORP2 citations63
NIPPON SOKEN
20 patentsUS6939114B2Sep 6, 2005
Dynamotor driven compressor and method for controlling the same
NIPPON SOKEN49 citations96
US4650405AMar 17, 1987
Scroll pump with axially spaced pumping chambers in series
NIPPON SOKEN70 citations96
US6742350B2Jun 1, 2004
Hybrid compressor device
NIPPON SOKEN27 citations93
US6675596B2Jan 13, 2004
Compressor driven selectively by first and second drive sources
NIPPON SOKEN25 citations93
US4886423ADec 12, 1989
Variable displacement swash-plate type compressor
NIPPON SOKEN49 citations93
US7178358B2Feb 20, 2007
Vapor-compression refrigerant cycle system with refrigeration cycle and Rankine cycle
NIPPON SOKEN24 citations92
US6830438B2Dec 14, 2004
Hybrid compressor
NIPPON SOKEN24 citations92
US7263828B2Sep 4, 2007
Fluid machine
NIPPON SOKEN11 citations84
US6993910B2Feb 7, 2006
Fluid machine
NIPPON SOKEN18 citations84
US6688121B2Feb 10, 2004
Controlled compressor apparatus
NIPPON SOKEN19 citations84
US5078226AJan 7, 1992
Power steering apparatus for a vehicle with yaw control
NIPPON SOKEN21 citations82
US7296427B2Nov 20, 2007
Hybrid compressor device for a vehicle
NIPPON SOKEN5 citations74
US7281909B2Oct 16, 2007
Hybrid compressor system for refrigeration cycle system
NIPPON SOKEN8 citations74
US6927500B2Aug 9, 2005
Automotive accessories control system
NIPPON SOKEN9 citations74
US6874328B2Apr 5, 2005
Hybrid compressor device
NIPPON SOKEN8 citations74
US5252032AOct 12, 1993
Variable capacity swash plate type compressor
NIPPON SOKEN18 citations74
US4761125AAug 2, 1988
Twin-shaft multi-lobed type hydraulic device
NIPPON SOKEN13 citations73
US7344364B2Mar 18, 2008
Fluid machine
NIPPON SOKEN2 citations63
US7260952B2Aug 28, 2007
Fluid machine
NIPPON SOKEN4 citations63
US7250017B2Jul 31, 2007
Auxiliary machine driven by engine and motor and capable of starting engine
NIPPON SOKEN6 citations63
NIPPON DENSO CO
6 patentsUS4963074AOct 16, 1990
Variable displacement swash-plate type compressor
NIPPON DENSO CO62 citations95
US5681155AOct 28, 1997
Scroll type compressor having an elastic body in the driven crank mechanism
NIPPON DENSO CO24 citations92
US4932843AJun 12, 1990
Variable displacement swash-plate type compressor
NIPPON DENSO CO34 citations92
US4616984AOct 14, 1986
Sliding-vane rotary compressor with specific cylinder bore profile
NIPPON DENSO CO26 citations92
US5807089ASep 15, 1998
Scroll type compressor with a reinforced rotation preventing means
NIPPON DENSO CO22 citations91
US5581880ADec 10, 1996
Method for machining scroll member
NIPPON DENSO CO12 citations71
TOYODA AUTOMATIC LOOM WORKS
4 patentsUS5501584AMar 26, 1996
Scroll type compressor having a passage from the suction chamber to a compression pocket
TOYODA AUTOMATIC LOOM WORKS29 citations92
US5807088ASep 15, 1998
Scroll type compressor with chamfered scroll wall
TOYODA AUTOMATIC LOOM WORKS10 citations74
US5920985AJul 13, 1999
Method of manufacturing a movable scroll element
TOYODA AUTOMATIC LOOM WORKS2 citations63
US5711659AJan 27, 1998
Method of manufacturing a movable scroll element and a scroll element produced by the same method
TOYODA AUTOMATIC LOOM WORKS3 citations63
Showing the top 50 of 58 patents by PatentIndex Score.