Tomohisa Handa

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Hiroshima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Engine oil deterioration diagnosis device
- Patent number 10,329,973
- Issue date Jun 25, 2019
- Mazda Motor Corporation
- Tomohisa Handa
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Apparatus and method for diagnosing lubricant degradation in intern...
- Patent number 10,208,638
- Issue date Feb 19, 2019
- Mazda Motor Corporation
- Kuniaki Wada
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Valve driving mechanism for double overhead camshaft engine
- Patent number 5,181,485
- Issue date Jan 26, 1993
- Mazda Motor Corporation
- Ichiro Hirose
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
ENGINE OIL DETERIORATION DIAGNOSIS DEVICE
- Publication number 20170276039
- Publication date Sep 28, 2017
- MAZDA MOTOR CORPORATION
- Tomohisa HANDA
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
APPARATUS AND METHOD FOR DIAGNOSING LUBRICANT DEGRADATION IN INTERN...
- Publication number 20170198615
- Publication date Jul 13, 2017
- MAZDA MOTOR CORPORATION
- Kuniaki WADA
- G01 - MEASURING TESTING