Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10038143 | Polymer compound, material for electronic elements, material for organic electroluminescent elements, and organic electroluminescent element | Hironori Kawakami, Shigeru Matsuo, Kiyoshi Ikeda, Masahide Matsuura, Akinori Yomogita +1 more | 2018-07-31 |
| 9847490 | Copolymer, material for organic electronic element, material for organic electroluminescent element, and organic electroluminescent element | Akinori Yomogita, Shigeru Matsuo, Kiyoshi Ikeda, Hironori Kawakami, Masahide Matsuura +1 more | 2017-12-19 |
| 9513545 | Homoadamantane derivatives, process for preparing same, and photoresist compositions | Shinji Tanaka, Yoshitaka Uenoyama, Naoya Kawano, Katsuki Ito | 2016-12-06 |
| 9508939 | Compound and organic electroluminescent element produced using same | Kiyoshi Ikeda, Akinori Yomogita, Masahiro Kawamura | 2016-11-29 |
| 8518618 | Electrophotographic photoconductor, image forming apparatus, and process cartridge | Takafumi Iwamoto, Naohiro Toda, Yoshitaka Uenoyama | 2013-08-27 |
| 8022151 | Adamantane derivative, method for producing the same, resin composition containing the adamantane derivative and use thereof | Yasunari Okada, Katsuki Ito | 2011-09-20 |
| 7528279 | Adamantane derivatives and process for producing the same | Naoyoshi Hatakeyama, Shinji Tanaka, Yasunari Okada | 2009-05-05 |
| 7470824 | Adamantane derivative and process for producing the same | Shinji Tanaka, Kouichi Kodoi, Naoyoshi Hatakeyama | 2008-12-30 |
| 7423180 | Bis(3-amino-4-hydroxyphenyl)adamantane derivatives and process for production thereof | Shinji Tanaka, Kouichi Kodoi, Naoyoshi Hatakeyama | 2008-09-09 |
| 7402712 | Adamantyl vinyl ether compound and production process for the same | Naoyoshi Hatakeyama, Shinji Tanaka, Kouichi Kodoi | 2008-07-22 |
| 7084295 | Perfluoroadamantyl acrylate compound and intermediate therefor | Shinji Tanaka, Toshihide Yoshitome, Kouichi Kodoi, Naoyoshi Hatakeyama | 2006-08-01 |
| 6268543 | Method of removing mercury in liquid hydrocarbon | Tsunenori Sakai, Jun Mase, Tetsuya Saruwatari | 2001-07-31 |