Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10000697 | Magnesium alumosilicate-based phosphor | Hiroshi Okura, Katsuyuki Matsui, Noriyuki MATSUDA | 2018-06-19 |
| 8975619 | Silicate-based phosphor | Hiroshi Okura, Koutoku Ohmi, Yoshinobu Miyamoto | 2015-03-10 |
| 7962016 | Heating crucible for organic thin film forming apparatus | Yun Soo Choe, Ok-Keun Song, Hyung Min Kim, Takashi Ujihara, Naofumi Hashimoto | 2011-06-14 |
| 7645523 | Organic electroluminescence element | Taishi Tsuji, Satoshi Miyaguchi | 2010-01-12 |
| 6906457 | Organic electroluminescent device | Young-Woo Song, Hitoshi Yamamoto, Chang Hee Ko | 2005-06-14 |
| 6812638 | Organic semiconductor diode | Kenji Nakamura | 2004-11-02 |
| 6690028 | Organic electroluminescence element display device with organic semiconductor diodes | Kenji Nakamura | 2004-02-10 |
| 6602618 | Organic electroluminescence element | Teruichi Watanabe, Shin Kawami | 2003-08-05 |
| 5739635 | Organic electroluminescent device | — | 1998-04-14 |
| 5487953 | Organic electroluminescent device | Yasuhiro Shirota, Hiroshi Inada, Yoshinobu Yonemoto, Kunio Imai | 1996-01-30 |
| 5374489 | Organic electroluminescent device | Kunio Imai, Yasuhiko Shirota, Hiroshi Inada, Tomokazu Kobata | 1994-12-20 |
| 5276381 | Organic electroluminescent device | Ryuji Murayama, Hitoshi Nakada, Masaharu Nomura, Giichi Sato | 1994-01-04 |
| 5256945 | Organic electroluminescence element | Kunio Imai, Masanao Shinkai, Yasuhiko Shirota | 1993-10-26 |
| 5227252 | Electroluminescent device | Ryuji Murayama, Hitoshi Nakada, Masaharu Nomura, Giichi Sato | 1993-07-13 |
| 5122711 | Electroluminescent device | Masanao Shinkai, Hitoshi Nakada | 1992-06-16 |
| 5104740 | Electroluminescent element | Masanao Shinkai, Tohru Namiki, Hitoshi Nakada, Ryuji Murayama, Daisaku Matsunaga | 1992-04-14 |
| 5069975 | Electroluminescent element | Hitoshi Nakada, Masanao Shinkai, Daisaku Matsunaga | 1991-12-03 |