Toshihiko Otsuki

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polishing agent, polishing method, and liquid additive for polishing
- Patent number 11,713,404
- Issue date Aug 1, 2023
- AGC Inc.
- Toshihiko Otsuki
- B24 - GRINDING POLISHING
Information Patent Grant
Polishing agent, polishing method, and liquid additive for polishing
- Patent number 11,041,096
- Issue date Jun 22, 2021
- AGC Inc.
- Toshihiko Otsuki
- B24 - GRINDING POLISHING
Information Patent Grant
Polishing agent, polishing method and method for manufacturing semi...
- Patent number 9,803,107
- Issue date Oct 31, 2017
- Asahi Glass Company, Limited
- Masaru Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Polishing agent, polishing method and additive liquid for polishing
- Patent number 9,481,812
- Issue date Nov 1, 2016
- Asahi Glass Company, Limited
- Iori Yoshida
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
POLISHING AGENT, POLISHING METHOD, AND LIQUID ADDITIVE FOR POLISHING
- Publication number 20210261824
- Publication date Aug 26, 2021
- AGC Inc.
- Toshihiko Otsuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POLISHING AGENT, POLISHING METHOD, AND LIQUID ADDITIVE FOR POLISHING
- Publication number 20190136089
- Publication date May 9, 2019
- AGC Inc.
- Toshihiko OTSUKI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...