Daisuke YOKOYAMA

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Yonezawa-shi Yamagata, JP

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Patents Grantslast 30 patents

Information Patent Grant
Composition, organic photoelectronic element, and production method...
- Patent number 11,469,377
- Issue date Oct 11, 2022
- NATIONAL UNIVERSITY CORPORATION YAMAGATA UNIVERSITY
- Daisuke Yokoyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic photoelectronic element having hole transport layer contain...
- Patent number 11,437,596
- Issue date Sep 6, 2022
- AGC Inc.
- Shigeki Hattori
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Composition, organic photoelectronic element, and production method...
- Patent number 10,879,468
- Issue date Dec 29, 2020
- NATIONAL UNIVERSITY CORPORATION YAMAGATA UNIVERSITY
- Daisuke Yokoyama
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Charge transport layer and organic photoelectronic element
- Patent number 10,608,183
- Issue date Mar 31, 2020
- AGC Inc.
- Takefumi Abe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic charge transport layer, organic EL device, organic semicond...
- Patent number 10,381,566
- Issue date Aug 13, 2019
- National University Corporation Yamagata University
- Daisuke Yokoyama
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ORGANIC PHOTOELECTRONIC ELEMENT
- Publication number 20200168829
- Publication date May 28, 2020
- AGC Inc.
- Shigeki Hattori
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
COMPOSITION, ORGANIC PHOTOELECTRONIC ELEMENT, AND PRODUCTION METHOD...
- Publication number 20190312202
- Publication date Oct 10, 2019
- National University Corporation Yamagata University
- Daisuke YOKOYAMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
COMPOSITION, ORGANIC PHOTOELECTRONIC ELEMENT, AND PRODUCTION METHOD...
- Publication number 20190305226
- Publication date Oct 3, 2019
- National University Corporation Yamagata University
- Daisuke YOKOYAMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CHARGE TRANSPORT LAYER AND ORGANIC PHOTOELECTRONIC ELEMENT
- Publication number 20190288205
- Publication date Sep 19, 2019
- AGC Inc.
- Takefumi ABE
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC CHARGE TRANSPORT LAYER, ORGANIC EL DEVICE, ORGANIC SEMICOND...
- Publication number 20180366650
- Publication date Dec 20, 2018
- NATIONAL UNIVERSITY CORPORATION YAMAGATA UNIVERSITY
- Daisuke YOKOYAMA
- H01 - BASIC ELECTRIC ELEMENTS