Inventor
YAMASHITA KOJI
JP234 patents
⚠️ This page may combine multiple inventors who share the name “YAMASHITA KOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOMATSU MFG CO LTD
6 patentsUS5372060ADec 13, 1994
Hydraulic valve assembly
KOMATSU MFG CO LTD23 citations93
US5271430ADec 21, 1993
Flow rate control valve device and flow force reduction structure
KOMATSU MFG CO LTD29 citations93
US5535663AJul 16, 1996
Operating valve assembly with pressure compensation valve
KOMATSU MFG CO LTD29 citations92
US5273069ADec 28, 1993
Operation valve with pressure compensation valve
KOMATSU MFG CO LTD30 citations92
US5271227ADec 21, 1993
Hydraulic apparatus with pressure compensating valves
KOMATSU MFG CO LTD31 citations92
US5398507AMar 21, 1995
Hydraulic circuit system
KOMATSU MFG CO LTD20 citations90
YAMASHITA KOJI
6 patentsUS8661793B2Mar 4, 2014
Construction machine
YAMASHITA KOJI20 citations92
US9732992B2Aug 15, 2017
Air-conditioning apparatus for preventing the freezing of non-azeotropic refrigerant
YAMASHITA KOJI10 citations84
US9599380B2Mar 21, 2017
Refrigerant charging method for air-conditioning apparatus and air-conditioning apparatus
YAMASHITA KOJI10 citations84
US9459013B2Oct 4, 2016
Air-conditioning apparatus with safety measure for ventilation of inflammable refrigerant from heat exchanger
YAMASHITA KOJI7 citations84
US8875820B2Nov 4, 2014
Hybrid construction machine
YAMASHITA KOJI17 citations84
US8752397B2Jun 17, 2014
Air-conditioning apparatus
YAMASHITA KOJI12 citations84
NEC CORP
5 patentsUS5875100AFeb 23, 1999
High-density mounting method and structure for electronic circuit board
NEC CORP126 citations98
US5708705AJan 13, 1998
Wallhung arrangement for a cordless telephone
NEC CORP143 citations98
US5752203AMay 12, 1998
Portable radio apparatus having cable-incorporated hand strap
NEC CORP20 citations93
US5357060AOct 18, 1994
Pattern structure of a printed circuit board
NEC CORP21 citations93
US5737412AApr 7, 1998
Portable telephone with a carrying strap
NEC CORP19 citations84
NIPPON ELECTRIC CO
3 patentsUS4123756AOct 31, 1978
Built-in miniature radio antenna
NIPPON ELECTRIC CO146 citations97
US4299344ANov 10, 1981
Mount for portable radio communication unit
NIPPON ELECTRIC CO101 citations96
US4377003AMar 15, 1983
Testing device for electronic circuits and especially for portable radios
NIPPON ELECTRIC CO23 citations82
MATSUSHITA ELECTRIC WORKS LTD
3 patentsSEGA CORP
2 patentsYUYAMA MFG CO LTD
2 patentsMITSUBISHI ELECTRIC CORP
2 patentsUS7558700B2Jul 7, 2009
Equipment diagnosis device, refrigerating cycle apparatus, fluid circuit diagnosis method, equipment monitoring system, and refrigerating cycle monitoring system
MITSUBISHI ELECTRIC CORP26 citations92
US5483095AJan 9, 1996
Optical semiconductor device
MITSUBISHI ELECTRIC CORP27 citations92
KOBELCO CONSTR MACHINERY LTD
2 patentsAKIYAMA TERUO
2 patentsMORIMOTO HIROYUKI
2 patentsKOBELCO CONSTR MACH CO LTD
2 patentsTAKAYAMA KEISUKE
1 patentHATOMURA TAKESHI
1 patentSUMITOMO WIRING SYSTEMS
1 patentHIRAKAWA KOGYOSHA KK
1 patentNISSAN MOTOR
1 patentTAKENAKA NAOFUMI
1 patentWAKAMOTO SHINICHI
1 patentPANASONIC ELEC WORKS CO LTD
1 patentDENSO CORP
1 patentFUJITSU LTD
1 patentMORIMOTO OSAMU
1 patentKODAMA TSUYOSHI
1 patentJAPAN POLYPROPYLENE CORP
1 patentShowing the top 50 of 234 patents by PatentIndex Score.