Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10217886 | Photoelectric conversion device | Kyu Sik Kim, Kwang Hee Lee, Kyung Bae Park, Toshiki Takeuchi | 2019-02-26 |
| 10059725 | Compound having triphenylsilyl group and triarylamine structure, and organic electroluminescent device | Norimasa Yokoyama, Shuichi Hayashi, Yoshio Taniguchi, Shinichi Matsuki | 2018-08-28 |
| 9891101 | Information-reading component and information-reading device utilizing same | Hiroyuki Nakamura | 2018-02-13 |
| 9634258 | Compounds having bipyridyl group and carbazole ring, and organic electroluminescent element | Norimasa Yokoyama, Naoaki Kabasawa, Sohei Otsuru | 2017-04-25 |
| 9518224 | Organic semiconductor particulate material, organic semiconductor thin-film, dispersion liquid for forming organic semiconductor film, method for producing organic semiconductor thin-film, and organic thin-film transistor | Hyeon-Gu Jeon, Naomi Oguma, Naoki Hirata, Hisao Kono | 2016-12-13 |
| 9133193 | Organic semiconductor material, organic semiconductor thin film, and organic thin film transistor | Naoki Hirata, Hisao Kono, Naomi Oguma | 2015-09-15 |
| 9005776 | Compound having benzotriazole ring structure and organic electroluminescent element | Norimasa Yokoyama, Shuichi Hayashi, Naoaki Kabasawa, Yoshio Taniguchi, Shunji Mochiduki | 2015-04-14 |
| 8642189 | Substituted bipyridyl compound and organic electroluminescent device | Norimasa Yokoyama, Shuichi Hayashi, Makoto Nagaoka, Yoshio Taniguchi | 2014-02-04 |
| 8466452 | Color unit and imaging device having the same | Kyu Sik Kim, Yusuke Higashi | 2013-06-18 |
| 8247087 | Compound having oxadiazole ring structure bonded with aromatic heterocyclic ring and organic electroluminescent device | Tetsuzo Miki, Norimasa Yokoyama, Shuichi Hayashi, Shigeru Kusano, Yoshio Taniguchi | 2012-08-21 |
| 8227096 | Arylamine compound and organic electroluminescence device | Tetsuzo Miki, Norimasa Yokoyama, Yoshio Taniguchi | 2012-07-24 |
| 7977671 | Compound having oxadiazole ring structure substituted with pyridyl group and organic electroluminescence device | Tetsuzo Miki, Makoto Nagaoka, Shuichi Hayashi, Yoshio Taniguchi | 2011-07-12 |
| 7867632 | Arylamine compound and organic electroluminescence device | Tetsuzo Miki, Norimasa Yokoyama, Yoshio Taniguchi | 2011-01-11 |
| 7862905 | Arylamine compound and organic electroluminescent device | Tetsuzo Miki, Naohiro Tarumoto, Yoshio Taniguchi | 2011-01-04 |
| 7812341 | Compound having oxadiazole ring structure substituted with pyridyl group, and organic electroluminescent device | Tetsuzo Miki, Makoto Nagaoka, Shuichi Hayashi, Yoshio Taniguchi | 2010-10-12 |
| 6461738 | Polyimide-based insulating film composition, insulating film and insulating film-forming method | Seiji Ishikawa | 2002-10-08 |