Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837478 | Near-infrared ray radiation illuminator and near-infrared ray image pick-up device | Yoshinori Anzai, Takao Saikatsu, Masato Saito | 1989-06-06 |
| 4629929 | Metal vapor discharge lamp | Masato Saito, Ryo Suzuki, Keiji Watanabe | 1986-12-16 |
| 4544862 | Lighting circuit for electric discharge lamp | Hiroyoshi Yamazaki, Yoshiji Minagawa, Yoshinori Anzai, Toshiro Kajiwara | 1985-10-01 |
| 4481446 | Metal vapor discharge lamp | Katsuya Otani, Ryo Suzuki | 1984-11-06 |
| 4469986 | Low pressure discharge lamp with polygon shaped envelope | Yoshinori Anzai, Toshiro Kajiwara, Takeo Saikatsu | 1984-09-04 |
| 4418300 | Metal vapor discharge lamp with heat insulator and starting aid | Katsuya Otani, Ryo Suzuki, Keiji Watanabe | 1983-11-29 |
| 4398123 | High pressure discharge lamp | Ryo Suzuki, Masato Saito, Heiji Watanabe | 1983-08-09 |
| 4377772 | Discharge lamp and lighting equipment | Ryo Suzuki, Keiji Watanabe, Masato Saito | 1983-03-22 |
| 4345186 | Metal vapor discharge lamp | Masato Saito, Yoshinori Takai, Keiji Fukuyama, Keiji Watanabe | 1982-08-17 |
| 4340844 | Lighting equipment | Masato Saito, Keiichi Baba, Yusaku Matsushima | 1982-07-20 |
| 4321506 | Discharge lamp and lighting equipment | Ryohei Itatani, Masatoshi Ryohko, Yutaka Murai | 1982-03-23 |
| 4233654 | Method of lighting for colored shadows | Masato Saito, Makoto Yamanoshita, Hidetoshi Katsura, Osamu Myodo, Koichiro Maeyama | 1980-11-11 |