P

Inventor

SAITO KAZUO

JP207 patents
⚠️ This page may combine multiple inventors who share the name “SAITO KAZUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NISSHIN SPINNING

14 patents
US6348279B1Feb 19, 2002

Separator for polymeric electrolyte fuel cell having a roughened surface

NISSHIN SPINNING58 citations96
US6242124B1Jun 5, 2001

Separator for polymer electrolyte fuel cells and processes for production thereof

NISSHIN SPINNING52 citations96
US5706165AJan 6, 1998

Electric double-layer capacitor

NISSHIN SPINNING89 citations96
US5786555AJul 28, 1998

Polarizable electrode for electric double-layer capacitor, and electric double-layer capacitor using said polarizable electrode

NISSHIN SPINNING70 citations95
US6881512B2Apr 19, 2005

Separator for fuel cell, process for production thereof, and solid polymer type fuel cell using said separator

NISSHIN SPINNING34 citations93
US6444344B1Sep 3, 2002

Material for fuel cell separator and fuel cell separator made from said material

NISSHIN SPINNING39 citations93
US5796574AAug 18, 1998

Vitreous carbon-active carbon composite material, process for producing said composite material, and polarizable electrode using said composite material for use in electric double layer capacitor

NISSHIN SPINNING25 citations93
US6939638B2Sep 6, 2005

Fuel cell separator, process for production thereof, and polymer electrolyte fuel cell

NISSHIN SPINNING28 citations92
US6764624B2Jul 20, 2004

Method of producing fuel cell separator, fuel cell separator, and polymer electrolyte fuel cell

NISSHIN SPINNING22 citations92
US6436567B1Aug 20, 2002

Separator for fuel cells

NISSHIN SPINNING21 citations92
US6024900AFeb 15, 2000

Process for production of a carbon composite material

NISSHIN SPINNING18 citations92
US5993597ANov 30, 1999

Plasma etching electrode

NISSHIN SPINNING31 citations92
US5951814ASep 14, 1999

Electrode for plasma etching

NISSHIN SPINNING27 citations92
US5776372AJul 7, 1998

Carbon composite material

NISSHIN SPINNING35 citations92

FUJI XEROX CO LTD

11 patents

TOSHIBA KK

5 patents

NIFCO INC

4 patents

SEIKO EPSON CORP

2 patents

UTC FUEL CELLS LLC

2 patents

MITSUBISHI ELECTRIC CORP

2 patents

KATO ELECTRIC & MACHINARY CO

1 patent

SANYO ELECTRIC CO

1 patent

ILLINOIS TOOL WORKS

1 patent

NIPPON KOKAN KK

1 patent

TOKICO LTD

1 patent

HITACHI LTD

1 patent

NISSAN MOTOR

1 patent

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

1 patent

NIPPON TELEGRAPH & TELEPHONE

1 patent

OLYMPUS OPTICAL CO

1 patent

Showing the top 50 of 207 patents by PatentIndex Score.