Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7477009 | Phosphor mixture and light emitting device | Akira Nagatomi, Kenji Sakane | 2009-01-13 |
| 7476337 | Phosphor and manufacturing method for the same, and light source | Kenji Sakane, Akira Nagatomi, Shuji Yamashita | 2009-01-13 |
| 7476338 | Phosphor and manufacturing method for the same, and light source | Kenji Sakane, Akira Nagatomi, Shuji Yamashita, Tetsuya Ikuta | 2009-01-13 |
| 7432647 | Light source having phosphor including divalent trivalent and tetravalent elements | Akira Nagatomi, Kenji Sakane, Shuji Yamashita | 2008-10-07 |
| 7345418 | Phosphor mixture and light emitting device using the same | Akira Nagatomi, Kenji Sakane | 2008-03-18 |
| 7291289 | Phosphor and production method of the same and light source and LED using the phosphor | Akira Nagatomi, Kenji Sakane, Shuji Yamashita | 2007-11-06 |
| 7273568 | Phosphor and production method of the same, method of shifting emission wavelength of phosphor, and light source and LED | Akira Nagatomi, Kenji Sakane, Shuji Yamashita | 2007-09-25 |
| 7252788 | Phosphor, light source and LED | Akira Nagatomi, Kenji Sakane, Shuji Yamashita | 2007-08-07 |
| 7138756 | Phosphor for electron beam excitation and color display device using the same | Akira Nagatomi, Kenji Sakane, Shuji Yamashita | 2006-11-21 |
| 4910262 | Olefinic block copolymers containing three blocks | Masaki Fujii, Shiroh Gotoh | 1990-03-20 |