Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8940187 | Ceramic composite for light conversion, process for production thereof, and light-emitting devices provided with same | Hideki Ohtsubo, Shinichi Ishitobi, Yasuyuki Ichizono, Norifumi Miyamoto, Hisayoshi Iba | 2015-01-27 |
| 8900480 | Ceramic composite material for light conversion and use thereof | Yoshiharu Waku | 2014-12-02 |
| 8628687 | Sialon-based oxynitride phosphor and production method thereof | Takeshi Yamao, Tetsuo Yamada | 2014-01-14 |
| 8613869 | α-type silicon nitride phosphor and production method thereof | Hiroshi Oda, Takuma Sakai | 2013-12-24 |
| 8608978 | Ceramic composite light-converting member and light-emitting device using the same | Atsuyuki Mitani | 2013-12-17 |
| 8518300 | β-sialon phosphor powder and production method thereof | Takuma Sakai | 2013-08-27 |
| 8497624 | Li-containing α-sialon-based phosphor particle, production method thereof, lighting device, and image display device | Hiroshi Oda, Hiroshi Fujino | 2013-07-30 |
| 8372308 | Production method of blue light-emitting phosphor | — | 2013-02-12 |
| 8277686 | Sialon phosphor particles and production method thereof | Takeshi Yamao, Tetsuo Yamada | 2012-10-02 |
| 8148886 | Red nitride phosphor and production method thereof | Takeshi Yamao, Tetsuo Yamada | 2012-04-03 |
| 8093799 | Ceramic composite for phototransformation and light emitting device using the same | Atsuyuki Mitani | 2012-01-10 |
| 8044572 | Light conversion structure and light-emitting device using the same | Atsuyuki Mitani, Itsuhiro Fujii | 2011-10-25 |
| 7935973 | Light-emitting diode, light-emitting diode substrate and production method of light-emitting diode | Atsuyuki Mitani, Itsuhiro Fujii | 2011-05-03 |
| 7863636 | Substrate for light-emitting diode, and light-emitting diode | Atsuyuki Mitani | 2011-01-04 |
| 7633217 | White-light light emitting diode device | Atsuyuki Mitani, Itsuhiro Fujii | 2009-12-15 |
| 7258818 | Production method of sialon-based phosphor, and sialon-based phosphor | Takeshi Yamao, Tetsuo Yamada | 2007-08-21 |
| 7160453 | Filter for removing contaminants from water | Toshio Matsumura, Tsuyoshi Urabe | 2007-01-09 |
| 7144524 | Sialon-based phosphor and its production method | Tetsuo Yamada | 2006-12-05 |
| 7074346 | Sialon-based oxynitride phosphor, process for its production, and use thereof | Tetsuo Yamada | 2006-07-11 |