Inventor · disambiguated record
Yoshihiko Hyoudou
Also filed as: HYOUDOU YOSHIHIKO
6 granted patents·161 citations·filing 2000–2003
86Inventor score
Files withTOYOTA MOTOR CO LTD6
Top patents by PatentIndex Score
6 records- 0193US6371089B1Diagnostic apparatus and method of fuel vapor purge systemTOYOTA MOTOR CO LTD·Filed 2000·Granted Apr 16, 2002·45 cites·18 claims
- 0291US6446614B1Fuel storage apparatus and abnormality diagnostic methodTOYOTA MOTOR CO LTD·Filed 2000·Granted Sep 10, 2002·38 cites·29 claims
- 0386US6474148B2Diagnostic apparatus for fuel vapor purge systemTOYOTA MOTOR CO LTD·Filed 2001·Granted Nov 5, 2002·27 cites·30 claims
- 0473US6769419B2Diagnostic apparatus for an evaporated fuel system, and vehicle control apparatus for a vehicle equipped with the diagnostic apparatusTOYOTA MOTOR CO LTD·Filed 2003·Granted Aug 3, 2004·18 cites·3 claims
- 0571US6575146B1Diagnostic apparatus for an evaporated fuel system, and vehicle control apparatus for a vehicle equipped with the diagnostic apparatusTOYOTA MOTOR CO LTD·Filed 2000·Granted Jun 10, 2003·19 cites·5 claims
- 0665US6679230B2Diagnostic apparatus for an evaporated fuel system, and vehicle control apparatus for a vehicle equipped with the diagnostic apparatusTOYOTA MOTOR CO LTD·Filed 2003·Granted Jan 20, 2004·14 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Yoshihiko Hyoudou 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 →