Hiroyuki Kawakubo

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Toyota-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Exhaust gas purification apparatus for internal combustion engine
- Patent number 8,137,428
- Issue date Mar 20, 2012
- Toyota Jidosha Kabushiki Kaisha
- Hiroyuki Kawakubo
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Positive crank ventilation apparatus for an engine system
- Patent number 5,499,604
- Issue date Mar 19, 1996
- Toyota Jidosha Kabushiki Kaisha
- Eiji Ito
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
Exhaust Gas Purification Apparatus for Internal Combustion Engine
- Publication number 20090272107
- Publication date Nov 5, 2009
- Toyota Jidosha Kabushiki Kaisha
- Hiroyuki Kawakubo
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES