Issued Patents All Time
Showing 26–50 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8936858 | Organic electroluminescent element and display | Takeshi Agata, Katsuhiro Sato | 2015-01-20 |
| 8900783 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | Katsumi Nukada, Wataru Yamada, Yuko IWADATE, Kenji Kajiwara | 2014-12-02 |
| 8808952 | Composition for forming charge transporting film, electrophotographic photoreceptor, process cartridge, and image forming apparatus | Yuko IWADATE, Katsumi Nukada, Wataru Yamada, Tomoya Sasaki, Kenji Kajiwara | 2014-08-19 |
| 8741515 | Image holding member for image forming apparatus, process cartridge, and image forming apparatus | Ryosaku Igarashi, Katsuhiro Sato | 2014-06-03 |
| 8716703 | Organic semiconductor transistor | Koji Horiba, Katsuhiro Sato | 2014-05-06 |
| 8673523 | Image holding member for image forming apparatus, process cartridge, and image forming apparatus | Takeshi Agata, Katsuhiro Sato | 2014-03-18 |
| 8664645 | Organic electroluminescence element and display medium | Takeshi Agata, Katsuhiro Sato | 2014-03-04 |
| 8592604 | Thiazolothiazole compound and thiazolothiazole polymer | Takeshi Agata, Katsuhiro Sato, Kazuaki Sato, Yoshihiro Ohba | 2013-11-26 |
| 8487298 | Organic semiconductor transistor | Koji Horiba, Akira Imai, Takeshi Agata, Katsuhiro Sato | 2013-07-16 |
| 8475984 | Image holding member for image forming apparatus, process cartridge, and image forming apparatus | Ryosaku Igarashi, Katsuhiro Sato | 2013-07-02 |
| 8475981 | Image holding member for image forming apparatus, process cartridge, and image forming apparatus | Takeshi Agata, Katsuhiro Sato | 2013-07-02 |
| 8445900 | Organic eletroluminescent element including polyester electronic material and display device including the same | Takeshi Agata, Katsuhiro Sato | 2013-05-21 |
| 8435646 | Organic electroluminescent device and display device | Daisuke Okuda, Katsuhiro Sato, Kiyokazu Mashimo, Takeshi Agata, Toru Ishii +6 more | 2013-05-07 |
| 8420814 | Nitrogen-containing heterocyclic compound | Akira Imai, Koji Horiba, Takeshi Agata, Katsuhiro Sato | 2013-04-16 |
| 8263972 | Organic electroluminescent device and display medium | Akira Imai, Koji Horiba, Takeshi Agata, Katsuhiro Sato | 2012-09-11 |
| 8264140 | Organic electroluminescence element and display device | Koji Horiba, Tadayoshi Ozaki, Yohei Nishino, Mieko Seki, Takeshi Agata +6 more | 2012-09-11 |
| 8222409 | Nitrogen-containing heterocyclic compound | Akira Imai, Koji Horiba, Takeshi Agata, Katsuhiro Sato | 2012-07-17 |
| 8217391 | Organic semiconductor transistor, method of producing the same, and electronic device | Koji Horiba, Akira Imai, Takeshi Agata, Katsuhiro Sato | 2012-07-10 |
| 8207348 | Thiazolothiazole compound and thiazolothiazole polymer | Takeshi Agata, Katsuhiro Sato, Kazuaki Sato, Yoshihiro Ohba | 2012-06-26 |
| 8153822 | Fluorene compound | Koji Horiba, Akira Imai, Takeshi Agata, Katsuhiro Sato | 2012-04-10 |
| 8102113 | Quinoxaline-containing compounds and polymers thereof | Koji Horiba, Takeshi Agata | 2012-01-24 |
| 7976959 | Organic electroluminescent element including bibenzothiopene containing organic compound and display device including the same | Koji Horiba, Takeshi Agata, Katsuhiro Sato | 2011-07-12 |
| 7910748 | Thiophene-containing compound and thiophene-containing compound polymer, organic electroluminescent device, production method thereof, and image display medium | Yoshihiro Ohba, Kazuaki Sato, Mieko Seki, Takeshi Agata, Koji Horiba +8 more | 2011-03-22 |
| 7902382 | Thiophene-containing compound and thiophene-containing compound polymer, organic electroluminescent device, production method thereof, and image display medium | Yoshihiro Ohba, Kazuaki Sato, Mieko Seki, Takeshi Agata, Koji Horiba +8 more | 2011-03-08 |
| 7812172 | Thiazolothiazole derivative | Koji Horiba, Akira Imai, Katsuhiro Sato, Takeshi Agata | 2010-10-12 |