Inventor · disambiguated record
Youichi Kuji
Also filed as: KUJI YOUICHI
17 granted patents·603 citations·filing 1990–2002
96Inventor score
Files withMAZDA MOTOR17
Top patents by PatentIndex Score
17 records- 0192US6044642ADirect fuel injection engineMAZDA MOTOR·Filed 1998·Granted Apr 4, 2000·64 cites·38 claims
- 0290US6269634B1Engine control deviceMAZDA MOTOR·Filed 2000·Granted Aug 7, 2001·51 cites·18 claims
- 0389US6345499B1Catalyst light-off method and device for direct injection engineMAZDA MOTOR·Filed 1999·Granted Feb 12, 2002·96 cites·11 claims
- 0488US6672052B2Exhaust gas purifying apparatus for internal combustion engineMAZDA MOTOR·Filed 2002·Granted Jan 6, 2004·38 cites·14 claims
- 0586US6116208AControl system for a direct injection-spark ignition engineMAZDA MOTOR·Filed 1998·Granted Sep 12, 2000·49 cites·23 claims
- 0685US6434929B1Control apparatus for direct injection engineMAZDA MOTOR·Filed 2000·Granted Aug 20, 2002·33 cites·18 claims
- 0784US6330796B1Control device for direct injection engineMAZDA MOTOR·Filed 1998·Granted Dec 18, 2001·44 cites·31 claims
- 0880US6318074B1Control device for direct injection engineMAZDA MOTOR·Filed 1999·Granted Nov 20, 2001·38 cites·11 claims
- 0977US6085718AControl system for a direct injection-spark ignition engineMAZDA MOTOR·Filed 1998·Granted Jul 11, 2000·30 cites·16 claims
- 1075US6374596B2Exhaust-gas cleaning devices for engineMAZDA MOTOR·Filed 2001·Granted Apr 23, 2002·24 cites·12 claims
- 1175US6257197B1Control system for a direct injection-spark ignition engineMAZDA MOTOR·Filed 1998·Granted Jul 10, 2001·31 cites·18 claims
- 1275US6141960AExhaust gas purifying system for engineMAZDA MOTOR·Filed 1998·Granted Nov 7, 2000·38 cites·16 claims
- 1369US6925797B2Apparatus for purifying exhaust gas of engineMAZDA MOTOR·Filed 2001·Granted Aug 9, 2005·16 cites·5 claims
- 1462US6449946B2Control apparatus for direct-injection engineMAZDA MOTOR·Filed 2001·Granted Sep 17, 2002·18 cites·17 claims
- 1554US6513320B1Control system for a direct injection-spark ignition engineMAZDA MOTOR·Filed 1998·Granted Feb 4, 2003·15 cites·13 claims
- 1639US6055956AControl system for an engine equipped with exhaust gas recirculation systemMAZDA MOTOR·Filed 1998·Granted May 2, 2000·11 cites·23 claims
- 1738US5060616AIntake system for multiple-valve engineMAZDA MOTOR·Filed 1990·Granted Oct 29, 1991·7 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when Youichi Kuji 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 →