Yoichi Ishigami

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polishing apparatus and method therefor
- Patent number 9,821,428
- Issue date Nov 21, 2017
- Mitsubishi Heavy Industries, Ltd.
- Yoshinobu Yoshikawa
- B24 - GRINDING POLISHING
Information Patent Grant
Cleaning device of porous plate for nuclear power
- Patent number 9,463,494
- Issue date Oct 11, 2016
- Mitsubishi Heavy Industries, Ltd.
- Yoichi Ishigami
- B08 - CLEANING

Patents Applicationslast 30 patents

Information Patent Application
POLISHING APPARATUS AND METHOD THEREFOR
- Publication number 20150321308
- Publication date Nov 12, 2015
- Mitsubishi Heavy Industries, Ltd.
- Yoshinobu Yoshikawa
- B24 - GRINDING POLISHING
Information Patent Application
CLEANING DEVICE OF POROUS PLATE FOR NUCLEAR POWER
- Publication number 20150075572
- Publication date Mar 19, 2015
- Mitsubishi Heavy Industries, Ltd.
- Yoichi Ishigami
- B08 - CLEANING
Information Patent Application
TUBE EXPANSION METHOD
- Publication number 20150047194
- Publication date Feb 19, 2015
- Mitsubishi Heavy Industries, Ltd.
- Yoichi Ishigami
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR