Inventor
YOSHIDA YUJI
JP114 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIDA YUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
16 patentsUS5370811ADec 6, 1994
Working fluid containing tetrafluoroethane
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD27 citations92
US5247806ASep 28, 1993
Multi-system air conditioner
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD53 citations92
US5222371AJun 29, 1993
Air conditioner of multichamber type
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations92
US4840042AJun 20, 1989
Heat pump system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations92
US4722195AFeb 2, 1988
Heat pump with a reservoir storing higher pressure refrigerant of non-azeotropic mixture
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD33 citations92
US5711158AJan 27, 1998
Apparatus and method for charging three-component mixed refrigerant
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD35 citations90
US6840058B2Jan 11, 2005
Refrigerating cycle apparatus and method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations84
US6962059B2Nov 8, 2005
Refrigerating cycle device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations83
US6871511B2Mar 29, 2005
Refrigeration-cycle equipment
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations83
US5438849AAug 8, 1995
Air conditioner and heat pump with tetra fluoroethane-containing working fluid
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations82
US5304319AApr 19, 1994
Working fluid
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations74
US5059338AOct 22, 1991
Working fluid
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations74
US6156224ADec 5, 2000
Working fluid containing perfluorodimethylether
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations73
US5186011AFeb 16, 1993
Refrigerant cycling apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations73
US5012651AMay 7, 1991
Heat pump apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations73
US4679403AJul 14, 1987
Heat pump apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations73
FUJITSU LTD
8 patentsUS5206721AApr 27, 1993
Television conference system
FUJITSU LTD182 citations97
US5003532AMar 26, 1991
Multi-point conference system
FUJITSU LTD224 citations97
US5606282AFeb 25, 1997
Transimpedance amplifier
FUJITSU LTD23 citations93
US5906481AMay 25, 1999
Piezoelectric fluid pump
FUJITSU LTD41 citations92
US6223405B1May 1, 2001
Method of manufacturing ink jet head
FUJITSU LTD47 citations90
US6948025B2Sep 20, 2005
System and method for transferring data between an IEEE 1394 device and a SCSI device
FUJITSU LTD11 citations74
US5638314AJun 10, 1997
Dividing apparatus for use in a data processing apparatus
FUJITSU LTD12 citations74
US6231158B1May 15, 2001
Ink jet printer in which reaction force is canceled
FUJITSU LTD9 citations72
KOKUSAI ELECTRIC CO LTD
3 patentsUS5788447AAug 4, 1998
Substrate processing apparatus
KOKUSAI ELECTRIC CO LTD246 citations97
US6066210AMay 23, 2000
Substrate processing apparatus with a processing chamber, transfer chamber, intermediate holding chamber, and an atmospheric pressure section
KOKUSAI ELECTRIC CO LTD93 citations96
US6143083ANov 7, 2000
Substrate transferring mechanism
KOKUSAI ELECTRIC CO LTD81 citations95
DAINIPPON TORYO KK
3 patentsUS4508767AApr 2, 1985
Process for forming a corrosion resistant coating
DAINIPPON TORYO KK32 citations92
US4505954AMar 19, 1985
Process for forming a corrosion resistant high-build type coating
DAINIPPON TORYO KK32 citations92
US4514445AApr 30, 1985
Process for forming a corrosion resistant coating
DAINIPPON TORYO KK15 citations73
MICROSEMI CORP
2 patentsHITACHI LTD
2 patentsUS4803572AFeb 7, 1989
Recording/reproducing method and apparatus of magnetic disk unit in which playback commences before the magnetic head is completely centered on the track
HITACHI LTD24 citations91
US5105318AApr 14, 1992
Head positioning device for use in magnetic disk equipment
HITACHI LTD14 citations73
MITSUI PETROCHEMICAL IND
2 patentsAGENCY IND SCIENCE TECHN
2 patentsNITTO BOSEKI CO LTD
1 patentOKAMURA CORP
1 patentKEMET ELECTRONICS CORP
1 patentNEC TOKIN CORP
1 patentSUMITOMO CHEMICAL CO
1 patentTAKAHASHI NAOKI
1 patentFUJITSU MICROELECTRONICS LTD
1 patentNAT RES INST METALS
1 patentTOKYO SHIBAURA ELECTRIC CO
1 patentNEC CORP
1 patentTOKIN CORP
1 patentSEIKO EPSON CORP
1 patentShowing the top 50 of 114 patents by PatentIndex Score.