Tamotsu Nagai

Person

Hoi-gun, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Replaceable-tip cutting tool main body and replaceable-tip cutting...
- Patent number 10,814,408
- Issue date Oct 27, 2020
- OSG CORPORATION
- Jiro Osawa
- 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
Cutting tool including detachable cutter head
- Patent number 7,320,566
- Issue date Jan 22, 2008
- OSG Corporation
- Jiro Osawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Non-rotary cutting tool and process of machining scroll member by u...
- Patent number 7,293,945
- Issue date Nov 13, 2007
- Matsushita Electric Industrial Co., Ltd.
- Hideaki Matsuhashi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process of machining scroll member by using non-rotary cutting tool
- Patent number 7,237,992
- Issue date Jul 3, 2007
- Matsushita Electric Industrial Co., Ltd.
- Hideaki Matsuhashi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
REPLACEABLE-TIP CUTTING TOOL MAIN BODY AND REPLACEABLE-TIP CUTTING...
- Publication number 20190126365
- Publication date May 2, 2019
- OSG Corporation
- Jiro OSAWA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
CUTTING TOOL
- Publication number 20130022415
- Publication date Jan 24, 2013
- Jiro Osawa
- 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 20070172321
- Publication date Jul 26, 2007
- Tamotsu Nagai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Cutting tool including detachable cutter head
- Publication number 20070031203
- Publication date Feb 8, 2007
- Jiro Osawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Non-rotary cutting tool and process of machining scroll member by u...
- Publication number 20060133904
- Publication date Jun 22, 2006
- Hideaki Matsuhashi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Process of machining scroll member by using non-rotary cutting tool
- Publication number 20050166739
- Publication date Aug 4, 2005
- Matsushita Electric Industrial Co. Ltd.
- Hideaki Matsuhashi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Non-rotary cutting tool and process of machining scroll member by u...
- Publication number 20040221696
- Publication date Nov 11, 2004
- Hideaki Matsuhashi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Tamotsu Nagai

Person

Patents Grantslast 30 patents

Replaceable-tip cutting tool main body and replaceable-tip cutting...

Neck portion grinding apparatus and grinding device employed in the...

Cutting tool including detachable cutter head

Non-rotary cutting tool and process of machining scroll member by u...

Process of machining scroll member by using non-rotary cutting tool

Patents Applicationslast 30 patents

REPLACEABLE-TIP CUTTING TOOL MAIN BODY AND REPLACEABLE-TIP CUTTING...

CUTTING TOOL

Neck Portion Grinding Apparatus, Grinding Device Employed in the Ne...

Ball endmill

Cutting tool including detachable cutter head

Non-rotary cutting tool and process of machining scroll member by u...

Process of machining scroll member by using non-rotary cutting tool

Non-rotary cutting tool and process of machining scroll member by u...