Seiji Ohhashi

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Toyokawa-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Plastic deformation tapping tool with inside diameter finishing edges
- Patent number 9,138,819
- Issue date Sep 22, 2015
- OSG Corporation
- Seiji Ohhashi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Drill
- Patent number 8,430,608
- Issue date Apr 30, 2013
- OSG Corporation
- Hiroto Sugano
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Tap
- Patent number 8,147,343
- Issue date Apr 3, 2012
- OSG Corporation
- Hiroto Sugano
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
END MILL
- Publication number 20140050541
- Publication date Feb 20, 2014
- OSG CORPORATION
- Hiroto Sugano
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
PLASTIC DEFORMATION TAPPING TOOL WITH INSIDE DIAMETER FINISHING EDGES
- Publication number 20120301236
- Publication date Nov 29, 2012
- OSG Corporation
- Seiji Ohhashi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
End mill
- Publication number 20100196114
- Publication date Aug 5, 2010
- Hiroto Sugano
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Tap
- Publication number 20090291767
- Publication date Nov 26, 2009
- Hiroto Sugano
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Drill
- Publication number 20090060670
- Publication date Mar 5, 2009
- Hiroto Sugano
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR