Takeshi OKATO

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Reflective mask blank, reflective mask, and manufacturing method
- Patent number 12,228,853
- Issue date Feb 18, 2025
- AGC Inc.
- Takeshi Okato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Reflective mask blank, reflective mask, method of manufacturing ref...
- Patent number 12,001,133
- Issue date Jun 4, 2024
- AGC Inc.
- Takuma Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
REFLECTIVE MASK BLANK, REFLECTIVE MASK, AND MANUFACTURING METHOD TH...
- Publication number 20240427226
- Publication date Dec 26, 2024
- AGC Inc.
- Takeshi Okato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
REFLECTIVE MASK BLANK, REFLECTIVE MASK, AND MANUFACTURING METHOD TH...
- Publication number 20240419063
- Publication date Dec 19, 2024
- AGC Inc.
- Takeshi OKATO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
REFLECTIVE MASK BLANK, REFLECTIVE MASK, METHOD OF MANUFACTURING REF...
- Publication number 20240280890
- Publication date Aug 22, 2024
- AGC Inc.
- Takuma KATO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
REFLECTIVE MASK BLANK, REFLECTIVE MASK, METHOD OF MANUFACTURING REF...
- Publication number 20240045320
- Publication date Feb 8, 2024
- AGC Inc.
- Takuma KATO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY