P

Inventor

HAMADA AKIRA

JP76 patents
⚠️ This page may combine multiple inventors who share the name “HAMADA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SANYO ELECTRIC CO

17 patents
US6365293B1Apr 2, 2002

Fuel cell having water permeability adjustment capability

SANYO ELECTRIC CO79 citations97
US5314762AMay 24, 1994

Portable power source

SANYO ELECTRIC CO109 citations97
US5302471AApr 12, 1994

Compact phosphoric acid fuel cell system and operating method thereof

SANYO ELECTRIC CO66 citations95
US6083638AJul 4, 2000

Fuel cell

SANYO ELECTRIC CO83 citations93
US6080500AJun 27, 2000

Movable fuel cell apparatus

SANYO ELECTRIC CO63 citations92
US6329094B1Dec 11, 2001

Polymer electrolyte fuel cell showing stable and outstanding electric-power generating characteristics

SANYO ELECTRIC CO52 citations91
US5958613ASep 28, 1999

Polymer electrolyte fuel cell and a polymer electrolyte fuel cell system which supply anode-side channels with a gas-liquid mixture

SANYO ELECTRIC CO37 citations91
US5543241AAug 6, 1996

Fuel cell

SANYO ELECTRIC CO50 citations90
US5541015AJul 30, 1996

Fuel cell using a separate gas cooling method

SANYO ELECTRIC CO47 citations90
US6566002B2May 20, 2003

Polymer electrolyte fuel cell

SANYO ELECTRIC CO15 citations83
US7285352B2Oct 23, 2007

Separator for fuel cell and fuel cell therewith

SANYO ELECTRIC CO10 citations82
US7585585B2Sep 8, 2009

Electrode catalyst for use in a fuel cells, and fuel cell and electrode utilizing same

SANYO ELECTRIC CO8 citations79
US7320842B2Jan 22, 2008

Electrode catalyst for fuel cell and fuel cell using the same

SANYO ELECTRIC CO10 citations77
US6899971B2May 31, 2005

Gas diffusion layer arrangement for a fuel cell

SANYO ELECTRIC CO8 citations73
US7507487B2Mar 24, 2009

Solid polymer fuel cell with reactant air humidified by a processed water tank

SANYO ELECTRIC CO6 citations63
US7276311B2Oct 2, 2007

Fuel cell having temperature adjustment means for reaction gas

SANYO ELECTRIC CO3 citations61
US7273670B2Sep 25, 2007

Fuel cell power generating system

SANYO ELECTRIC CO4 citations59

SHARP KK

7 patents

HAMADA AKIRA

7 patents

CASIO COMPUTER CO LTD

7 patents

KUREHA CHEMICAL IND CO LTD

5 patents

NEC CORP

1 patent

SASAKI MASAAKI

1 patent

NAKAGOMI KOUICHI

1 patent

NASHIKI TOMOTAKE

1 patent

OGASAWARA YOSHIKAZU

1 patent

MATSUBAYASHI TAKAAKI

1 patent

SANYO ELECRTRIC CO LTD

1 patent

Showing the top 50 of 76 patents by PatentIndex Score.