Katsuyuki Sakuma

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Blasting method and apparatus having abrasive recovery system, proc...
- Patent number 8,523,632
- Issue date Sep 3, 2013
- Fuji Manufacturing Co., Ltd.
- Keiji Mase
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
BLASTING MACHINING METHOD AND BLAST MACHINING DEVICE
- Publication number 20160236323
- Publication date Aug 18, 2016
- FUJI MANUFACTURING CO., LTD
- Keiji Mase
- B24 - GRINDING POLISHING
Information Patent Application
BLASTING METHOD AND APPARATUS HAVING ABRASIVE RECOVERY SYSTEM, PROC...
- Publication number 20100122719
- Publication date May 20, 2010
- Keiji MASE
- B24 - GRINDING POLISHING
Information Patent Application
Method for feeding an injection material under pressure, a method f...
- Publication number 20070010174
- Publication date Jan 11, 2007
- Keiji Mase
- B24 - GRINDING POLISHING