Hiroki Matuoka

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Patents Grantslast 30 patents

Information Patent Grant
Exhaust purifier for internal combustion engine
- Patent number 5,904,902
- Issue date May 18, 1999
- Toyota Jidosha Kabushiki Kaisha
- Hiroki Matuoka
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Exhaust purifier of internal combustion engine
- Patent number 5,814,283
- Issue date Sep 29, 1998
- Toyota Jidosha Kabushiki Kaisha
- Hiroki Matuoka
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Automotive onboard load control apparatus and method
- Patent number 5,811,884
- Issue date Sep 22, 1998
- Toyota Jidosha Kabushiki Kaisha
- Hiroki Matuoka
- B60 - VEHICLES IN GENERAL