Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9525110 | Phosphor, light emitting device and lighting apparatus | Keita Kobayashi | 2016-12-20 |
| 9401459 | Phosphor and light-emitting device | Keita Kobayashi, Kohki Ichikawa, Hideyuku Emoto, Suzuya Yamada | 2016-07-26 |
| 9309459 | Phosphor for light-emitting device | Keita Kobayashi, Kohki Ichikawa, Suzuya Yamada, Hideyuku Emoto | 2016-04-12 |
| 6197435 | Substrate | Yoshihiko Tsujimura, Miyuki Nakamura | 2001-03-06 |
| 5354415 | Method for forming a ceramic circuit board | Miyuki Nakamura, Yukihiko Nakajima, Kazuo Kato, Akira Miyai, Kazuyuki Hiruta | 1994-10-11 |
| 4933013 | Hydraulic material composition having high strength | Etsuo Sakai, Yukio Shibayama, Kazuhiro Kaizaki | 1990-06-12 |
| 4915740 | Hydraulic material composition having high strength | Etsuo Sakai, Tutomu Kida, Yukio Sasagawa | 1990-04-10 |