Inventor · disambiguated record
Yoshihiko Hyodo
Also filed as: HYODO YOSHIHIKO
51 granted patents·1,569 citations·filing 1988–2006
99Inventor score
Top patents by PatentIndex Score
51 records- 0198US5477836AFuel vapor emission control system for an engineTOYOTA MOTOR CO LTD·Filed 1995·Granted Dec 26, 1995·141 cites·16 claims
- 0297US6988396B2Evaporated fuel treatment device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2003·Granted Jan 24, 2006·59 cites·10 claims
- 0397US6761154B2Evaporative fuel processing apparatus and control method of sameTOYOTA MOTOR CO LTD·Filed 2003·Granted Jul 13, 2004·66 cites·20 claims
- 0494US6637415B2Evaporative fuel leakage preventing device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2001·Granted Oct 28, 2003·47 cites·7 claims
- 0594US4942860AEngine control systemTOYOTA MOTOR CO LTD·Filed 1988·Granted Jul 24, 1990·47 cites·16 claims
- 0693US6695895B2Fuel vapor handling apparatus and diagnostic apparatus thereofTOYOTA MOTOR CO LTD·Filed 2002·Granted Feb 24, 2004·68 cites·28 claims
- 0791US6837224B2Evaporated fuel treatment device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2003·Granted Jan 4, 2005·36 cites·5 claims
- 0891US6405718B1Malfunction test apparatus for fuel vapor purge systemTOYOTA MOTOR CO LTD·Filed 2000·Granted Jun 18, 2002·34 cites·12 claims
- 0991US5220898APressure control system for controlling pressure in fuel tank of engine by controlling discharging of evaporated fuel in fuel tank into canisterTOYOTA MOTOR CO LTD·Filed 1992·Granted Jun 22, 1993·57 cites·20 claims
- 1090US5925817ADevice for diagnosing malfunction in a fuel tankTOYOTA MOTOR CO LTD·Filed 1997·Granted Jul 20, 1999·43 cites·9 claims
- 1189US7481101B2Evaporated fuel treatment device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2005·Granted Jan 27, 2009·12 cites·3 claims
- 1288US7043972B2Evaporated fuel treatment device of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2003·Granted May 16, 2006·24 cites·7 claims
- 1386US5216997AFuel supply control device of an engineTOYOTA MOTOR CO LTD·Filed 1992·Granted Jun 8, 1993·49 cites·16 claims
- 1485US5859365ARemaining fuel amount measuring apparatus for a fuel tankYAZAKI CORP·Filed 1997·Granted Jan 12, 1999·58 cites·14 claims
- 1582US6796295B2Evaporated fuel treatment device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2003·Granted Sep 28, 2004·20 cites·5 claims
- 1682US6044831AFuel vapor feed controlling apparatus for lean burn type internal combustion engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Apr 4, 2000·34 cites·22 claims
- 1780US7213450B2Evaporated fuel treatment device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2005·Granted May 8, 2007·7 cites·5 claims
- 1880US6102003AApparatus for detecting concentration of fuel vapor in lean-burn internal combustion engine, and applied apparatus thereofTOYOTA MOTOR CO LTD·Filed 1999·Granted Aug 15, 2000·35 cites·19 claims
- 1980US5722374AFuel storing device for an automobileTOYOTA MOTOR CO LTD·Filed 1996·Granted Mar 3, 1998·57 cites·9 claims
- 2080US4836174AEngine control systemTOYOTA MOTOR CO LTD·Filed 1988·Granted Jun 6, 1989·24 cites·8 claims
- 2179US6438945B1Evaporated fuel treatment device of an engineTOYOTA MOTOR CO LTD·Filed 1999·Granted Aug 27, 2002·34 cites·35 claims
- 2278US6240908B1Fuel storage device diagnostic apparatusTOYOTA MOTOR CO LTD·Filed 1999·Granted Jun 5, 2001·34 cites·16 claims
- 2378US6047687ACanisterTOYOTA MOTOR CO LTD·Filed 1998·Granted Apr 11, 2000·33 cites·14 claims
- 2478US5735251AFuel-vapor emission control apparatus for engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Apr 7, 1998·34 cites·20 claims
- 2577US6257209B1Evaporative fuel processing apparatus for lean-burn internal combustion engineTOYOTA MOTOR CO LTD·Filed 1999·Granted Jul 10, 2001·32 cites·19 claims
- 2677US5647332AFuel-vapor emission-control system for controlling the amount of flow through a charcoal canisterTOYOTA MOTOR CO LTD·Filed 1996·Granted Jul 15, 1997·33 cites·6 claims
- 2777US5315980AMalfunction detection apparatus for detecting malfunction in evaporative fuel purge systemTOYOTA MOTOR CO LTD·Filed 1993·Granted May 31, 1994·34 cites·18 claims
- 2874US7082815B1Evaporated fuel treatment device of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2006·Granted Aug 1, 2006·6 cites·1 claims
- 2972US5632252AApparatus for controlling fuel evaporated from internal combustion engineTOYOTA MOTOR CO LTD·Filed 1996·Granted May 27, 1997·28 cites·2 claims
- 3072US5431144AEvaporated fuel control apparatusTOYOTA MOTOR CO LTD·Filed 1993·Granted Jul 11, 1995·28 cites·7 claims
- 3171US5237979AEvaporative fuel control apparatus of internal combustion engineTOYOTA MOTOR CO LTD·Filed 1992·Granted Aug 24, 1993·24 cites·12 claims
- 3270US5359978AApparatus for controlling an internal pressure of a fuel tank in an evaporated fuel purge systemTOYOTA MOTOR CO LTD·Filed 1993·Granted Nov 1, 1994·26 cites·14 claims
- 3366US5816287AApparatus for preventing discharge of fuel vaporTOYOTA MOTOR CO LTD·Filed 1996·Granted Oct 6, 1998·23 cites·20 claims
- 3465US6283088B1Method and apparatus for processing vapor fuel of lean-burn internal combustion engineTOYOTA MOTOR CO LTD·Filed 1999·Granted Sep 4, 2001·19 cites·20 claims
- 3565US6176118B1Device for diagnosing malfunction in a fuel tankTOYOTA MOTOR CO LTD·Filed 1999·Granted Jan 23, 2001·16 cites·6 claims
- 3662US4924837AInternal combustion engine having electric controlled fuel injection with oxygen sensor for detecting intake air amountTOYOTA MOTOR CO LTD·Filed 1989·Granted May 15, 1990·13 cites·9 claims
- 3761US6155448AFuel tankTOYOTA MOTOR CO LTD·Filed 1999·Granted Dec 5, 2000·26 cites·9 claims
- 3860US6257218B1Fuel vapor feed controlling apparatus for a lean burn type internal combustion engineTOYOTA MOTOR CO LTD·Filed 2000·Granted Jul 10, 2001·9 cites·18 claims
- 3960US5368002AApparatus for controlling a flow of evaporated fuel from a canister to an intake passage of an engineTOYOTA MOTOR CO LTD·Filed 1993·Granted Nov 29, 1994·17 cites·9 claims
- 4058US6161424ADevice for diagnosing malfunction in a fuel tankTOYOTA MOTOR CO LTD·Filed 1999·Granted Dec 19, 2000·13 cites·8 claims
- 4158US5746185AFuel storing device for an automobileTOYOTA MOTOR CO LTD·Filed 1996·Granted May 5, 1998·25 cites·7 claims
- 4256US5269837AEvaporation loss control deviceTOYODA GOSEI KK·Filed 1992·Granted Dec 14, 1993·20 cites·11 claims
- 4355US5353770AApparatus for controlling flow of evaporated fuel from canister to intake passage of engine using purge control valvesTOYOTA MOTOR CO LTD·Filed 1993·Granted Oct 11, 1994·14 cites·18 claims
- 4454US5851268ACanisterTOYOTA MOTOR CO LTD·Filed 1997·Granted Dec 22, 1998·14 cites·6 claims
- 4553US5979417AFuel reserving deviceTOYOTA MOTOR CO LTD·Filed 1998·Granted Nov 9, 1999·21 cites·15 claims
- 4652US5669360AFuel-vapor emission-control system for controlling the pressure in a systemTOYOTA MOTOR CO LTD·Filed 1996·Granted Sep 23, 1997·14 cites·11 claims
- 4751US6253743B1Fuel vapor control apparatusTOYOTA MOTOR CO LTD·Filed 1999·Granted Jul 3, 2001·20 cites·21 claims
- 4850US5836291AEvaporated fuel processing apparatus for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Nov 17, 1998·13 cites·22 claims
- 4949US6145306AExhaust gas purifying of lean-burn internal combustion engineTOYOTA MOTOR CO LTD·Filed 1999·Granted Nov 14, 2000·12 cites·6 claims
- 5048US6131448ADiagnostic apparatus and method for fuel vapor treating apparatusTOYOTA MOTOR CO LTD·Filed 1999·Granted Oct 17, 2000·11 cites·20 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →