Kenta Tsukagoshi

Follow

Person

Shinjuku-ku, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Reflective mask blank, method of manufacturing the same, and reflec...
- Patent number 8,785,086
- Issue date Jul 22, 2014
- Hoya Corporation
- Masahiro Hashimoto
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
MASK BLANK, PHASE SHIFT MASK, AND METHOD FOR PRODUCING SEMICONDUCTO...
- Publication number 20240337919
- Publication date Oct 10, 2024
- HOYA CORPORATION
- Kenta TSUKAGOSHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
REFLECTIVE MASK BLANK, METHOD OF MANUFACTURING THE SAME, AND REFLEC...
- Publication number 20130122407
- Publication date May 16, 2013
- HOYA CORPORATION
- Masahiro Hashimoto
- B82 - NANO-TECHNOLOGY