Akihito Ohata

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Otsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sprocket and brake disc having a function to prevent a warpage
- Patent number 5,980,407
- Issue date Nov 9, 1999
- Sunstar Engineering Inc.
- Norihiko Takamori
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Sprocket and manufacturing method thereof
- Patent number 5,830,095
- Issue date Nov 3, 1998
- Sunstar Engineering Inc.
- Norihiko Takamori
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Brake disk
- Patent number D381609
- Issue date Jul 29, 1997
- Sunstar Engineering, Inc.
- Akihito Ohata
- D12 - Transportation
Information Patent Grant
Brake disk
- Patent number D381610
- Issue date Jul 29, 1997
- Sunstar Engineering, Inc.
- Akihito Ohata
- D12 - Transportation
Information Patent Grant
Brake disk
- Patent number D381611
- Issue date Jul 29, 1997
- Sunstar Engineering, Inc.
- Akihito Ohata
- D12 - Transportation

Patents Applicationslast 30 patents

Information Patent Application
BRAKE DISC
- Publication number 20230400076
- Publication date Dec 14, 2023
- SUNSTAR ENGINEERING INC.
- Satoshi KUBOTA
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...