Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12133453 | Polymer, composition for organic electroluminescent element, organic electroluminescent element, organic EL display device, organic EL lighting, and manufacturing method for organic electroluminescent element | Yanjun Li, Tomokazu Umemoto, Hideki Gorohmaru, Koichiro Iida | 2024-10-29 |
| 11943997 | Polymer, composition for organic electroluminescent element, organic electroluminescent element, organic EL display device, organic EL lighting, and manufacturing method for organic electroluminescent element | Yanjun Li, Tomokazu Umemoto, Hideki Gorohmaru, Koichiro Iida | 2024-03-26 |
| 11738594 | Method for manufacturing a decorative part | Tatsuki Ochiai, Keisuke ISOGAI | 2023-08-29 |
| 8132049 | Failure diagnosis method, failure diagnosis apparatus, conveyance device, image forming apparatus, program, and storage medium | Kaoru Yasukawa, Kouki Uwatoko, Norikazu Yamada, Eigo Nakagawa, Tetsuichi Satonaga | 2012-03-06 |
| 7243045 | Failure diagnosis method, failure diagnosis apparatus, image forming apparatus, program, and storage medium | Kouki Uwatoko, Kaoru Yasukawa, Norikazu Yamada, Eigo Nakagawa, Tetsuichi Satonaga | 2007-07-10 |
| 4833505 | Latent image color developing system | Nobumasa Furuya, Kazuo Maruyama, Tsuneo Noami, Takeshi Sumikawa, Toshirou Yamamoto +1 more | 1989-05-23 |