Inventor · disambiguated record
Ryoichi Okuyama
Also filed as: OKUYAMA RYOICHI
7 granted patents·17 pending applications·72 citations·filing 1991–2025
80Inventor score
Top patents by PatentIndex Score
24 records- 0180US9172072B2Battery comprising gas absorbent material and battery systemSHIBATA YOHEI·Filed 2011·Granted Oct 27, 2015·5 cites·11 claims
- 0279US5290323AManufacturing method for solid-electrolyte fuel cellYUASA BATTERY CO LTD·Filed 1991·Granted Mar 1, 1994·56 cites·27 claims
- 0378US8523964B2Hydrogen generating device as well as fuel cell power generating device, electric automobile, sumbergible ship and hydrogen supply system using the sameYAMAMOTO YOSHIHIRO·Filed 2006·Granted Sep 3, 2013·9 cites·35 claims
- 0468US2025219255A1Energy storage deviceGS YUASA INT LTD·Filed 2025·Application pending·0 cites
- 0565US2025201973A1Energy storage deviceGS YUASA INT LTD·Filed 2023·Application pending·0 cites
- 0663US2025015469A1Method for manufacturing energy storage device and electrolyte solution filling deviceGS YUASA INT LTD·Filed 2022·Application pending·0 cites
- 0761US2024097179A1Energy storage deviceGS YUASA INT LTD·Filed 2022·Application pending·0 cites
- 0861US2024429503A1Energy storage deviceGS YUASA INT LTD·Filed 2022·Application pending·0 cites
- 0960US2024055700A1Energy storage apparatusGS YUASA INT LTD·Filed 2021·Application pending·0 cites
- 1060US2024079632A1Energy storage device and method of using energy storage deviceGS YUASA INT LTD·Filed 2021·Application pending·0 cites
- 1159US7476456B2Submarine boatGS YUASA CORP·Filed 2005·Granted Jan 13, 2009·2 cites·31 claims
- 1259US2024387916A1Energy storage apparatus and method of manufacturing energy storage apparatusGS YUASA INT LTD·Filed 2022·Application pending·0 cites
- 1357US2025329890A1Energy storage deviceGS YUASA INT LTD·Filed 2022·Application pending·0 cites
- 1457US2024413500A1Energy storage deviceGS YUASA INT LTD·Filed 2022·Application pending·0 cites
- 1556US2025246748A1Energy storage device and energy storage apparatusGS YUASA INT LTD·Filed 2023·Application pending·0 cites
- 1649US2025091479A1Power supply system and method for controlling power supply systemGS YUASA INT LTD·Filed 2022·Application pending·0 cites
- 1747US2023402666A1Abnormality detection method, abnormality detection device, energy storage apparatus, and computer programGS YUASA INT LTD·Filed 2021·Application pending·0 cites
- 1846US2009169933A1Hydrogen Generating DeviceGS YUASA CORP·Filed 2006·Application pending·0 cites
- 1944US7910252B2Hydrogen supply systemGS YUASA CORP·Filed 2005·Granted Mar 22, 2011·0 cites·19 claims
- 2043US2008171244A1Standalone Hydrogen Generating SystemGS YUASA CORP·Filed 2005·Application pending·0 cites
- 2142US2008063910A1Fuel Cell Power Generating DeviceGS YUASA CCORPORATION·Filed 2005·Application pending·0 cites
- 2241US7939210B2Electric automobileGS YUASA CORP·Filed 2005·Granted May 10, 2011·0 cites·31 claims
- 2340US2007042234A1Liquid fuel type fuel cell and fuel thereforGS YUASA CORP·Filed 2004·Application pending·0 cites
- 2435US8679687B2Hydrogen generating method and hydrogen generating system based on the methodOKUYAMA RYOICHI·Filed 2004·Granted Mar 25, 2014·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →