Inventor
HAGIWARA ATSUSHI
JP38 patents
⚠️ This page may combine multiple inventors who share the name “HAGIWARA ATSUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NISSHIN SPINNING
27 patentsUS6348279B1Feb 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
US5776372AJul 7, 1998
Carbon composite material
NISSHIN SPINNING35 citations92
US6884535B2Apr 26, 2005
Fuel cell separator
NISSHIN SPINNING16 citations84
US6803139B2Oct 12, 2004
Electrically conductive resinous composition, fuel cell separator and production thereof, and polymer electrolyte fuel cell
NISSHIN SPINNING15 citations84
US6686083B1Feb 3, 2004
Carbonaceous composite material, process for production thereof, fuel cell separator, and polymer electrolyte fuel cell
NISSHIN SPINNING15 citations84
US6461755B1Oct 8, 2002
Electroconductive resin composition, fuel cell separator made of said electroconductive resin composition, process for production of said fuel cell separator, and solid polymer type fuel cell using said fuel cell separator
NISSHIN SPINNING14 citations84
US6746792B2Jun 8, 2004
Fuel cell separator composition, fuel cell separator and method of manufacture, and solid polymer fuel cell
NISSHIN SPINNING16 citations83
US6494926B1Dec 17, 2002
Fuel cell separator and production method thereof
NISSHIN SPINNING7 citations74
US5972538AOct 26, 1999
Current collector for molten salt battery, process for producing material for said current collector, and molten salt battery using said current collector
NISSHIN SPINNING12 citations74
US5838531ANov 17, 1998
Polarizable electrode for electric double-layer capacitor, and electric double-layer capacitor using polarizable electrode
NISSHIN SPINNING10 citations74
US6815112B2Nov 9, 2004
Fuel cell separator and polymer electrolyte fuel cell
NISSHIN SPINNING8 citations72
US6569372B1May 27, 2003
Fuel cell separator production system and method, and fuel cell separator
NISSHIN SPINNING10 citations71
US6579083B2Jun 17, 2003
Mold for producing fuel cell separator
NISSHIN SPINNING7 citations70
US6998189B2Feb 14, 2006
Fuel cell separator and process for producing the same
NISSHIN SPINNING5 citations63
US6397901B1Jun 4, 2002
Powder material supply device for producing fuel cell separator
NISSHIN SPINNING6 citations63
US5989464ANov 23, 1999
Process for producing vitreous carbon-active carbon composite material
NISSHIN SPINNING4 citations63
US6593021B1Jul 15, 2003
Fuel cell separator and fuel cell of solid polymer type
NISSHIN SPINNING3 citations61
HAGIWARA ATSUSHI
4 patentsUS9772138B2Sep 26, 2017
Cooling box
HAGIWARA ATSUSHI5 citations70
US9671153B2Jun 6, 2017
Low-temperature storage
HAGIWARA ATSUSHI2 citations70
US8842825B2Sep 23, 2014
Data encoding apparatus, data encoding method, data encoding program, and recording medium
HAGIWARA ATSUSHI0 citations50
US8101774B2Jan 24, 2012
Ester derivatives and medicinal use thereof
HAGIWARA ATSUSHI0 citations49
AMGEN INC
2 patentsJAPAN TOBACCO INC
2 patentsTANAKA SHINYA
2 patentsUS8427704B2Apr 23, 2013
Image forming apparatus, image forming method, and image forming program product for processing pixels of vertical and diagonal lines expressed by input multi-value pixel data
TANAKA SHINYA6 citations71
US8154577B2Apr 10, 2012
Apparatus and method of controlling light level of a light source, and recording medium storing program of controlling light level of a light source
TANAKA SHINYA1 citations51