Inventor · disambiguated record
Katsuhiro Kajio
Also filed as: KAJIO KATSUHIRO
13 granted patents·7 pending applications·138 citations·filing 1997–2024
89Inventor score
Top patents by PatentIndex Score
20 records- 0194US10571029B2Fluid control valveAISIN SEIKI·Filed 2018·Granted Feb 25, 2020·10 cites·10 claims
- 0291US10072760B2Fluid control valveAISIN SEIKI·Filed 2017·Granted Sep 11, 2018·7 cites·5 claims
- 0385US10234041B2Fluid control valveAISIN SEIKI·Filed 2017·Granted Mar 19, 2019·2 cites·19 claims
- 0484US6365295B1Fuel cell and separator comprising contact lugs with specific widthsAISIN TAKAOKA LTD·Filed 2000·Granted Apr 2, 2002·28 cites·4 claims
- 0578US10724653B2Fluid control valveAISIN SEIKI·Filed 2017·Granted Jul 28, 2020·2 cites·17 claims
- 0677US5998055AGas-passage plates of a fuel cellAISIN SEIKI·Filed 1997·Granted Dec 7, 1999·59 cites·4 claims
- 0773US2024332564A1HumidifierAISIN CORP·Filed 2024·Application pending·0 cites
- 0862US2023395828A1Humidifier for fuel cellAISIN CORP·Filed 2021·Application pending·0 cites
- 0961US11258079B2Humidification deviceAISIN SEIKI·Filed 2019·Granted Feb 22, 2022·0 cites·5 claims
- 1057US6103415AFuel cell with rectifying plates for uniform gas flowAISIN SEIKI·Filed 1998·Granted Aug 15, 2000·27 cites·6 claims
- 1155US11588160B2Fuel cell gas/liquid separator including first container for negative electrode exhaust and second container for positive electrode exhaustAISIN CORP·Filed 2020·Granted Feb 21, 2023·0 cites·5 claims
- 1255US2023387429A1HumidifierAISIN CORP·Filed 2021·Application pending·0 cites
- 1354US6939639B2Fuel cell separatorTOYOTA MOTOR CO LTD·Filed 2002·Granted Sep 6, 2005·2 cites·4 claims
- 1452US2005241233A1Fuel gas for a fuel cellHIBINO KOUETSU·Filed 2005·Application pending·0 cites
- 1550US7820334B2Fuel cell and oxidant distribution plate for fuel cellAISIN SEIKI·Filed 2004·Granted Oct 26, 2010·1 cites·10 claims
- 1646US2007298311A1Fuel cell separatorZENG YIXIN·Filed 2007·Application pending·0 cites
- 1745US2005202298A1Fuel cellTOYOTA MOTOR CO LTD·Filed 2005·Application pending·0 cites
- 1844US2003126796A1Fuel gas for a fuel cellFiled 2002·Application pending·0 cites
- 1943US8431261B2Fuel cell component including an identification display portionKAJIO KATSUHIRO·Filed 2007·Granted Apr 30, 2013·0 cites·8 claims
- 2041US7754358B2Fuel cell component having a retrieval codeTOYOTA MOTOR CO LTD·Filed 2002·Granted Jul 13, 2010·0 cites·13 claims
Join the waitlist — get patent alerts
Get an alert when Katsuhiro Kajio 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 →