Naoki Katagiri

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Dust collecting mechanism for groove machining head and groove mach...
- Patent number 9,673,070
- Issue date Jun 6, 2017
- Mitsuboshi Diamond Industrial Co., Ltd.
- Naoki Katagiri
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
DUST COLLECTING MECHANISM FOR GROOVE MACHINING HEAD AND GROOVE MACH...
- Publication number 20150348808
- Publication date Dec 3, 2015
- MITSUBOSHI DIAMOND INDUSTRIAL CO., LTD.
- Naoki KATAGIRI
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
MACHINING HEAD AND GROOVE MACHINING APPARATUS
- Publication number 20150273730
- Publication date Oct 1, 2015
- MITSUBOSHI DIAMOND INDUSTRIAL CO., LTD.
- Naoki KATAGIRI
- B26 - HAND CUTTING TOOLS CUTTING SEVERING