Akihiko Yoshikawa

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Chiba-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Photoelectric conversion device
- Patent number 9,530,920
- Issue date Dec 27, 2016
- National University Corporation Chiba University
- Akihiko Yoshikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Photoelectric conversion device and characteristic inspection metho...
- Patent number 9,509,124
- Issue date Nov 29, 2016
- NATIONAL UNIVERSITY CORPORATION CHIBA UNIVERSITY
- Akihiko Yoshikawa
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Photoelectric conversion device
- Patent number 9,444,000
- Issue date Sep 13, 2016
- NATIONAL UNIVERSITY CORPORATION CHIBA UNIVERSITY
- Akihiko Yoshikawa
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method of producing zinc oxide semiconductor crystal
- Patent number 8,268,075
- Issue date Sep 18, 2012
- Fujikura Ltd.
- Koji Omichi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Semiconductor device having a nitride-based hetero-structure and me...
- Patent number 6,856,005
- Issue date Feb 15, 2005
- Chiba University
- Akihiko Yoshikawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
PHOTOELECTRIC CONVERSION DEVICE AND CHARACTERISTIC INSPECTION METHO...
- Publication number 20130208267
- Publication date Aug 15, 2013
- Akihiko Yoshikawa
- B82 - NANO-TECHNOLOGY
Information Patent Application
PHOTOELECTRIC CONVERSION DEVICE
- Publication number 20130174894
- Publication date Jul 11, 2013
- Akihiko Yoshikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PHOTOELECTRIC CONVERSION DEVICE AND CHARACTERISTIC INSPECTION METHO...
- Publication number 20130016345
- Publication date Jan 17, 2013
- Akihiko Yoshikawa
- B82 - NANO-TECHNOLOGY
Information Patent Application
PHOTOELECTRIC CONVERSION DEVICE
- Publication number 20120186640
- Publication date Jul 26, 2012
- NATIONAL UNIVERSITY CORPORATION CHIBA UNIVERSITY
- Akihiko Yoshikawa
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
METHOD OF PRODUCING ZINC OXIDE SEMICONDUCTOR CRYSTAL
- Publication number 20090260563
- Publication date Oct 22, 2009
- FUJIKURA LTD.
- Koji Omichi
- C30 - CRYSTAL GROWTH
Information Patent Application
Semiconductor device having a nitride-based hetero-structure and me...
- Publication number 20040108500
- Publication date Jun 10, 2004
- CHIBA UNIVERSITY
- Akihiko Yoshikawa
- B82 - NANO-TECHNOLOGY