Yasuo Hamatake

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Throwaway rotary cutting tool
- Patent number 8,807,881
- Issue date Aug 19, 2014
- OSG Corporation
- Tasuku Itoh
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Throwaway rotary cutting tool
- Patent number 8,714,885
- Issue date May 6, 2014
- OSG Corporation
- Tasuku Itoh
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Neck portion grinding apparatus and grinding device employed in the...
- Patent number 8,257,144
- Issue date Sep 4, 2012
- OSG Corporation
- Wataru Aoki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ball endmill
- Patent number 7,618,219
- Issue date Nov 17, 2009
- OSG Corporation
- Jiro Osawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ball endmill
- Patent number 7,478,977
- Issue date Jan 20, 2009
- OSG Corporation
- Jiro Osawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
THROWAWAY ROTARY CUTTING TOOL
- Publication number 20110091297
- Publication date Apr 21, 2011
- OSG Corporation
- Tasuku Itoh
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
THROWAWAY ROTARY CUTTING TOOL
- Publication number 20110091293
- Publication date Apr 21, 2011
- OSG CORPORATION
- Tasuku Itoh
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Neck Portion Grinding Apparatus, Grinding Device Employed in the Ne...
- Publication number 20090275263
- Publication date Nov 5, 2009
- Wataru Aoki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Ball Endmill
- Publication number 20080286058
- Publication date Nov 20, 2008
- Jiro Osawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
End Mill
- Publication number 20080199265
- Publication date Aug 21, 2008
- Yasuo Hamatake
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Ball endmill
- Publication number 20070081868
- Publication date Apr 12, 2007
- Jiro Osawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR