Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5217647 | Method for preparing rare earth oxysulfide phosphor | Hideo Tono, Youji Tukihashi | 1993-06-08 |
| 5200250 | Phosphors, method for treating the surface thereof and process for producing a phosphor screen | Hideo Tono | 1993-04-06 |
| 4814666 | Electron-beam existed display tube, the screen of which has a fluorescent component of a Eu containing red fluorescent component and a blue or green fluorescent component | Hideo Tono, Susumu Omatoi | 1989-03-21 |
| 4307320 | Pigment coated phosphor and high contrast color television cathode ray tube using same | Noboru Kotera, Thihiro Yoshida, Toshiaki Hatsumi, Isao Iwamoto, Katuzo Kanda +2 more | 1981-12-22 |
| 4206250 | Process for producing pigment-coated phosphors | Yoichi Oba, Katuzo Kanda, Shusaku Eguchi | 1980-06-03 |