Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10858583 | Phosphor and method of producing the same | Hirofumi Takemura, Naotoshi Matsuda | 2020-12-08 |
| 9512359 | Phosphor, method for producing phosphor and light emitting device | Yasuhiro Shirakawa, Hirofumi Takemura, Tsutomu Ishii | 2016-12-06 |
| 9487696 | Phosphor of SiAlON crystal, method for producing phosphor and light emitting device | Yasuhiro Shirakawa, Hirofumi Takemura, Tsutomu Ishii | 2016-11-08 |
| 8933475 | Light emitting device | Katsutoshi Nakagawa, Yasumasa Ooya, Yoshitaka Funayama | 2015-01-13 |
| 8710532 | White light emitting lamp and white LED lighting apparatus including the same | Masahiko Yamakawa, Yasuhiro Shirakawa | 2014-04-29 |