Tatsuo ASAKAWA

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Substrate with an electrically conductive film, substrate with a mu...
- Patent number 10,996,554
- Issue date May 4, 2021
- Hoya Corporation
- Takumi Kobayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Substrate with electrically conductive film, substrate with multila...
- Patent number 10,606,166
- Issue date Mar 31, 2020
- Hoya Corporation
- Takumi Kobayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Reflective mask blank, method for manufacturing same, reflective ma...
- Patent number 10,347,485
- Issue date Jul 9, 2019
- Hoya Corporation
- Tsutomu Shoki
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Reflective mask blank, method of manufacturing reflective mask blan...
- Patent number 10,191,365
- Issue date Jan 29, 2019
- Hoya Corporation
- Kazuhiro Hamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Reflective mask blank, method of manufacturing same, reflective mas...
- Patent number 9,726,969
- Issue date Aug 8, 2017
- Hoya Corporation
- Kazuhiro Hamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Reflective mask blank, method of manufacturing reflective mask blan...
- Patent number 9,720,315
- Issue date Aug 1, 2017
- Hoya Corporation
- Kazuhiro Hamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Reflective mask blank and method for manufacturing same, method for...
- Patent number 9,535,318
- Issue date Jan 3, 2017
- Hoya Corporation
- Kazuhiro Hamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Reflective mask blank and method for manufacturing same, method for...
- Patent number 9,377,679
- Issue date Jun 28, 2016
- Hoya Corporation
- Kazuhiro Hamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
SUBSTRATE WITH AN ELECTRICALLY CONDUCTIVE FILM, SUBSTRATE WITH A MU...
- Publication number 20200192213
- Publication date Jun 18, 2020
- HOYA CORPORATION
- Takumi KOBAYASHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SUBSTRATE WITH ELECTRICALLY CONDUCTIVE FILM, SUBSTRATE WITH MULTILA...
- Publication number 20180149962
- Publication date May 31, 2018
- HOYA CORPORATION
- Takumi KOBAYASHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
REFLECTIVE MASK BLANK, METHOD OF MANUFACTURING REFLECTIVE MASK BLAN...
- Publication number 20170329215
- Publication date Nov 16, 2017
- HOYA CORPORATION
- Kazuhiro HAMAMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
REFLECTIVE MASK BLANK, METHOD FOR MANUFACTURING SAME, REFLECTIVE MA...
- Publication number 20170263444
- Publication date Sep 14, 2017
- HOYA CORPORATION
- Tsutomu SHOKI
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
REFLECTIVE MASK BLANK AND METHOD FOR MANUFACTURING SAME, METHOD FOR...
- Publication number 20160282711
- Publication date Sep 29, 2016
- HOYA CORPORATION
- Kazuhiro HAMAMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
REFLECTIVE MASK BLANK, METHOD OF MANUFACTURING SAME, REFLECTIVE MAS...
- Publication number 20160238925
- Publication date Aug 18, 2016
- HOYA CORPORATION
- Kazuhiro HAMAMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
REFLECTIVE MASK BLANK, METHOD OF MANUFACTURING REFLECTIVE MASK BLAN...
- Publication number 20160161837
- Publication date Jun 9, 2016
- HOYA CORPORATION
- Kazuhiro HAMAMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
REFLECTIVE MASK BLANK AND METHOD FOR MANUFACTURING SAME, METHOD FOR...
- Publication number 20150301441
- Publication date Oct 22, 2015
- HOYA CORPORATION
- Kazuhiro HAMAMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Tatsuo ASAKAWA

Person

Patents Grantslast 30 patents

Substrate with an electrically conductive film, substrate with a mu...

Substrate with electrically conductive film, substrate with multila...

Reflective mask blank, method for manufacturing same, reflective ma...

Reflective mask blank, method of manufacturing reflective mask blan...

Reflective mask blank, method of manufacturing same, reflective mas...

Reflective mask blank, method of manufacturing reflective mask blan...

Reflective mask blank and method for manufacturing same, method for...

Reflective mask blank and method for manufacturing same, method for...

Patents Applicationslast 30 patents

SUBSTRATE WITH AN ELECTRICALLY CONDUCTIVE FILM, SUBSTRATE WITH A MU...

SUBSTRATE WITH ELECTRICALLY CONDUCTIVE FILM, SUBSTRATE WITH MULTILA...

REFLECTIVE MASK BLANK, METHOD OF MANUFACTURING REFLECTIVE MASK BLAN...

REFLECTIVE MASK BLANK, METHOD FOR MANUFACTURING SAME, REFLECTIVE MA...

REFLECTIVE MASK BLANK AND METHOD FOR MANUFACTURING SAME, METHOD FOR...

REFLECTIVE MASK BLANK, METHOD OF MANUFACTURING SAME, REFLECTIVE MAS...

REFLECTIVE MASK BLANK, METHOD OF MANUFACTURING REFLECTIVE MASK BLAN...

REFLECTIVE MASK BLANK AND METHOD FOR MANUFACTURING SAME, METHOD FOR...