Inventor · disambiguated record
Jinichi Imahashi
Also filed as: IMAHASHI JINICHI · OKADA HIDEO
19 granted patents·10 pending applications·485 citations·filing 1976–2012
95Inventor score
Files withHITACHI LTD18NISHIMURA KATSUNORI5MIZUKAMI TAKAAKI2IMAHASHI JINICHI1MITSUBISHI PETROCHEMICAL CO1
Top patents by PatentIndex Score
29 records- 0194US5350643ASolid polymer electrolyte type fuel cellHITACHI LTD·Filed 1993·Granted Sep 27, 1994·126 cites·11 claims
- 0289US4407905AFuel cellHITACHI LTD·Filed 1981·Granted Oct 4, 1983·52 cites·32 claims
- 0384US5500292APolymer electrolyte hydrogen-oxygen fuel cell where the polymer electrolyte has a water repellency gradient and a catalytically active component concentration gradiem across oxygen electrodeHITACHI LTD·Filed 1994·Granted Mar 19, 1996·73 cites·10 claims
- 0484US4107272AProcess for removing nitrogen oxides using ammonia as a reductant and sulfated metallic catalystsHITACHI LTD·Filed 1977·Granted Aug 15, 1978·42 cites·20 claims
- 0580US4138469AProcess for catalytically treating exhaust gas containing NOx in the presence of ammonia gasMITSUBISHI PETROCHEMICAL CO·Filed 1977·Granted Feb 6, 1979·32 cites·26 claims
- 0678US4207209ASintered cataltyic or absorbent metallic product and method for sintering metallic powdersHITACHI LTD·Filed 1978·Granted Jun 10, 1980·25 cites·24 claims
- 0777US4081510AProcess for catalytically treating an exhaust gas containing ammonia gas and oxygen gas to reduce said ammonia gas to nitrogenHITACHI LTD·Filed 1976·Granted Mar 28, 1978·30 cites·19 claims
- 0874US8173313B2Method of stopping a solid polymer type fuel cell systemNISHIMURA KATSUNORI·Filed 2008·Granted May 8, 2012·2 cites·4 claims
- 0974US4555452AMethod for operating fuel cellHITACHI LTD·Filed 1985·Granted Nov 26, 1985·36 cites·9 claims
- 1071US7425383B2Electrode for polymer electrolyte fuel cell, separator therefore, and polymer electrolyte fuel cell, and generating system using themHITACHI LTD·Filed 2006·Granted Sep 16, 2008·1 cites·6 claims
- 1170US4446210AFuel cell electrodeHITACHI LTD·Filed 1982·Granted May 1, 1984·23 cites·23 claims
- 1269US6869713B2Fuel cell, fuel cell generator, and equipment using the sameHITACHI LTD·Filed 2001·Granted Mar 22, 2005·8 cites·22 claims
- 1366US7727649B2Polymer electrolyte fuel cell systemHITACHI LTD·Filed 2007·Granted Jun 1, 2010·1 cites·20 claims
- 1461US4623415AMethod of making fuel cellHITACHI LTD·Filed 1985·Granted Nov 18, 1986·15 cites·17 claims
- 1555US7745032B2Fuel cell with humidifierHITACHI LTD·Filed 2003·Granted Jun 29, 2010·2 cites·28 claims
- 1654US2012152431A1Membrane electrode assembly and fuel cell using sameMIZUKAMI TAKAAKI·Filed 2012·Application pending·0 cites
- 1753US2008008919A1Membrane electrode assembly and fuel cell using sameMIZUKAMI TAKAAKI·Filed 2007·Application pending·0 cites
- 1851US7659028B2Polymer electrolyte fuel cellHITACHI LTD·Filed 2004·Granted Feb 9, 2010·0 cites·9 claims
- 1949US2005208358A1Solid polymer type fuel cell system for power generationHITACHI LTD·Filed 2004·Application pending·0 cites
- 2049US2004096727A1Fuel cell, fuel cell generator, and equipment using the sameFiled 2003·Application pending·0 cites
- 2147US2007092772A1Fuel cell system and polymer electrolyte fuel cell systemNISHIMURA KATSUNORI·Filed 2006·Application pending·0 cites
- 2246US2007160893A1Polymer electrolyte fuel cell and separator used in a polymer electrolyte fuel cellNISHIMURA KATSUNORI·Filed 2006·Application pending·0 cites
- 2346US2006166066A1Solid-polymer electrolyte fuel cellNISHIMURA KATSUNORI·Filed 2006·Application pending·0 cites
- 2446US2007254205A1Polymer fuel cell and separatorNISHIMURA KATSUNORI·Filed 2007·Application pending·0 cites
- 2546US2003082429A1Electrode for polymer electrolyte fuel cell, separator therefor, and polymer electrolyte fuel cell and generating system using themFiled 2002·Application pending·0 cites
- 2645US2005214607A1Polymer electrolyte fuel cell power generation system and stationary co-generation system using the sameIMAHASHI JINICHI·Filed 2005·Application pending·0 cites
- 2739US4643957AFuel cellHITACHI LTD·Filed 1985·Granted Feb 17, 1987·8 cites·20 claims
- 2839US4529671AFuel cellHITACHI LTD·Filed 1982·Granted Jul 16, 1985·5 cites·10 claims
- 2935US4493879AFuel cellHITACHI LTD·Filed 1982·Granted Jan 15, 1985·4 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Jinichi Imahashi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →