Inventor · disambiguated record
Toshikatsu Katagiri
Also filed as: KATAGIRI TOSHIKATSU
33 granted patents·514 citations·filing 2000–2018
97Inventor score
Top patents by PatentIndex Score
33 records- 0192US6653012B2HumidifierHONDA MOTOR CO LTD·Filed 2001·Granted Nov 25, 2003·47 cites·23 claims
- 0289US6713204B2Fuel cell systemHONDA MOTOR CO LTD·Filed 2002·Granted Mar 30, 2004·36 cites·8 claims
- 0388US6755399B2HumidifierHONDA MOTOR CO LTD·Filed 2001·Granted Jun 29, 2004·46 cites·7 claims
- 0488US6669177B2Humidifying moduleHONDA MOTOR CO LTD·Filed 2002·Granted Dec 30, 2003·45 cites·16 claims
- 0588US6554261B2HumidifierHONDA MOTOR CO LTD·Filed 2001·Granted Apr 29, 2003·36 cites·5 claims
- 0687US6656620B2Humidification system for a fuel cellHONDA MOTOR CO LTD·Filed 2001·Granted Dec 2, 2003·33 cites·11 claims
- 0787US6471195B2Humidifier for use with a fuel cellHONDA MOTOR CO LTD·Filed 2001·Granted Oct 29, 2002·52 cites·9 claims
- 0885US6740432B1Fuel cell system and method for regulating liquid fuel for the sameHONDA MOTOR CO LTD·Filed 2000·Granted May 25, 2004·30 cites·6 claims
- 0984US8048575B2Fuel cell system and fuel cell automotive vehicleHONDA MOTOR CO LTD·Filed 2011·Granted Nov 1, 2011·3 cites·6 claims
- 1084US6953635B2Humidifier for fuel cellHONDA MOTOR CO LTD·Filed 2001·Granted Oct 11, 2005·24 cites·20 claims
- 1182US7302969B2Valve device for use with fuel cellsKEIHIN CORP·Filed 2005·Granted Dec 4, 2007·9 cites·14 claims
- 1280US8993186B2Fuel cell systemFURUSAWA KOICHIRO·Filed 2011·Granted Mar 31, 2015·4 cites·15 claims
- 1379US6805988B2Humidifying apparatus for fuel cellHONDA MOTOR CO LTD·Filed 2001·Granted Oct 19, 2004·21 cites·1 claims
- 1477US6777121B1Fuel cell system and gas/liquid separation method for the sameHONDA MOTOR CO LTD·Filed 2000·Granted Aug 17, 2004·15 cites·4 claims
- 1576US6939629B2Humidifying system for a fuel cellHONDA MOTOR CO LTD·Filed 2002·Granted Sep 6, 2005·13 cites·8 claims
- 1676US6872484B2Humidifying system for a fuel cellHONDA MOTOR CO LTD·Filed 2002·Granted Mar 29, 2005·13 cites·10 claims
- 1776US6808832B2Fuel cell humidifying systemHONDA MOTOR CO LTD·Filed 2001·Granted Oct 26, 2004·13 cites·4 claims
- 1872US7838160B2Humidifier for fuel cell systemHONDA MOTOR CO LTD·Filed 2005·Granted Nov 23, 2010·2 cites·5 claims
- 1972US7264233B2HumidifierHONDA MOTOR CO LTD·Filed 2005·Granted Sep 4, 2007·5 cites·18 claims
- 2071US6596429B2Fuel cell systemHONDA MOTOR CO LTD·Filed 2001·Granted Jul 22, 2003·9 cites·6 claims
- 2170US6855442B2Fuel cell and method of operating sameHONDA MOTOR CO LTD·Filed 2002·Granted Feb 15, 2005·9 cites·13 claims
- 2267US7906241B2Fuel cell system and fuel cell automobile vehicleHONDA MOTOR CO LTD·Filed 2004·Granted Mar 15, 2011·6 cites·8 claims
- 2367US7087328B2Fuel cell system and humidification methodHONDA MOTOR CO LTD·Filed 2002·Granted Aug 8, 2006·7 cites·8 claims
- 2467US6545609B2Humidification system for fuel cellHONDA MOTOR CO LTD·Filed 2001·Granted Apr 8, 2003·8 cites·8 claims
- 2564US9048469B2Hollow-fiber membrane module for moisture exchangeKATAGIRI TOSHIKATSU·Filed 2010·Granted Jun 2, 2015·3 cites·6 claims
- 2661US6659433B2HumidifierHONDA MOTOR CO LTD·Filed 2001·Granted Dec 9, 2003·15 cites·3 claims
- 2760US8100385B2HumidifierNAGUMO KENJI·Filed 2008·Granted Jan 24, 2012·3 cites·9 claims
- 2860US6562500B2Fuel cell humidification systemHONDA MOTOR CO LTD·Filed 2001·Granted May 13, 2003·4 cites·9 claims
- 2959US6638651B2Humidifying system for fuel cellHONDA MOTOR CO LTD·Filed 2001·Granted Oct 28, 2003·3 cites·8 claims
- 3053US8298710B2Humidifier for fuel cell and process for warming the sameKUSANO YOSHIO·Filed 2008·Granted Oct 30, 2012·0 cites·7 claims
- 3148US7344790B2Humidified fuel cell system and process for warming the sameHONDA MOTOR CO LTD·Filed 2003·Granted Mar 18, 2008·0 cites·5 claims
- 3247US11731483B2Temperature adjustment circuitHONDA MOTOR CO LTD·Filed 2018·Granted Aug 22, 2023·0 cites·9 claims
- 3342US11712981B2VehicleHONDA MOTOR CO LTD·Filed 2018·Granted Aug 1, 2023·0 cites·17 claims
Join the waitlist — get patent alerts
Get an alert when Toshikatsu Katagiri 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 →