Issued Patents All Time
Showing 51–60 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4754120 | Method of regulating the temperature of a body to be heated | — | 1988-06-28 |
| 4586799 | Exposure apparatus | Nobuyasu Hayashi | 1986-05-06 |
| 4559452 | Apparatus for detecting edge of semitransparent plane substance | Seigo Igaki, Tadao Nakakuki, Takefumi Inagaki, Shuetsu Oikawa | 1985-12-17 |
| 4535234 | Light exposure apparatus with cooling means | Katsuyu Takahashi, Masahiro Nishizawa | 1985-08-13 |
| 4524306 | Extra-high pressure mercury discharge lamp | Masahiro Nishizawa | 1985-06-18 |
| 4482842 | Curved tube type ultra high pressure mercury arc discharge lamp device | Yoshifumi Tomita, Kiyoshi Sawatari | 1984-11-13 |
| 4433994 | Method of manufacturing curved discharge tubes | Katsuyu Takahashi | 1984-02-28 |
| 4417179 | Light quantity control device | Kazuo Kato | 1983-11-22 |
| 4414318 | Method of exposing to light fluorescent screens of color picture tubes | Masahiko Nishizawa | 1983-11-08 |
| 4267204 | Method of manufacturing striped phosphor screen for black matrix type color picture tube | Yoshifumi Tomita, Masahiro Nishizawa | 1981-05-12 |