Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5932969 | Discharge lamp | Mitsuru Ikeuchi, Yukihiro Morimoto | 1999-08-03 |
| 5905341 | High pressure mercury ultraviolet lamp | Mitsuru Ikeuchi, Yukihiro Morimoto | 1999-05-18 |
| 5763999 | Light source device using a double-tube dielectric barrier discharge lamp and output stabilizing power source | Nobuyuki Hishinuma, Masashi Okamoto, Tatsushi Igarashi, Fumitoshi Takemoto | 1998-06-09 |
| 5757132 | Dielectric barrier discharge lamp | Nobuyuki Hishinuma, Kenichi Hirose, Kunio Kasagi, Fumitoshi Takemoto, Yoshinori Aiura +1 more | 1998-05-26 |
| 5739636 | Cadmium discharge lamp of the short arc type and method of producing UV light therewith | Akiyasu Yamaguchi, Yukio Yasuda, Tatsushi Igarashi | 1998-04-14 |
| 5666026 | Dielectric barrier discharge lamp | Nobuyuki Hishinuma, Kenichi Hirose, Kunio Kasagi, Fumitoshi Takemoto, Yoshinori Aiura +1 more | 1997-09-09 |
| 5589735 | Emission device with a cadmium lamp | Akiyasu Yamaguchi, Yukio Yasuda, Tsuneo Okanuma, Tatsushi Igarashi, Tatsumi Hiramoto | 1996-12-31 |
| 5581152 | Dielectric barrier discharge lamp | Tatsushi Igarashi, Tatsumi Hiramoto, Fumitoshi Takemoto, Nobuyuki Hishinuma, Yasuo Oonishi +3 more | 1996-12-03 |
| 5541481 | Cadmium ARC lamp with improved UV emission | Akiyasu Yamaguchi, Yukio Yasuda, Tatsushi Igarashi | 1996-07-30 |
| 5510158 | Process for oxidation of an article | Tatsumi Hiramoto, Tatsushi Igarashi, Takeo Matsushima, Shinichi Iso | 1996-04-23 |
| 5481159 | Metal vapor discharge lamp | Tatsumi Hiramoto, Tatsushi Igarashi, Yukio Yasuda, Akiyasu Yamaguchi | 1996-01-02 |
| 5444331 | Dielectric barrier discharge lamp | Tatsushi Igarashi, Tatsumi Hiramoto, Yasuo Oonishi | 1995-08-22 |
| 5130605 | Lighting device for fluorescent lamp | Soichiro Ogawa, Takao Shimizu | 1992-07-14 |
| 5041765 | Negative glow discharge lamp device | Etsuo Urataki, Masayoshi Kodama | 1991-08-20 |
| 5034655 | Circular fluorescent lamp | Seiichi Murayama, Tetsuo Ono, Yasusuke Seki, Atsuo Koyama, Churyo Kodama +1 more | 1991-07-23 |
| 4967118 | Negative glow discharge lamp | Etsuo Urataki, Masaroshi Kodama | 1990-10-30 |
| 4803401 | Compact fluorescent lamp | Tetsuo Ono, Seiichi Murayama | 1989-02-07 |
| 4697121 | Low-pressure mercury vapor discharge lamp | Yasuo Kato, Tetsuo Ono, Yoshio Watanabe, Seiichi Murayama, Shigeo Mikoshiba | 1987-09-29 |
| 4642512 | Stain resistant fluorescent lamp | Seiichi Murayama, Tetsuo Ono | 1987-02-10 |
| 4611148 | Low-pressure mercury vapor discharge lamp | Yasuo Kato, Tetsuo Ono, Yoshio Watanabe, Seiichi Murayama, Shigeo Mikoshiba | 1986-09-09 |
| 4587453 | Low-pressure mercury vapor discharge lamp | Tetsuo Ono, Yoshio Watanabe, Yasuo Kato, Seiichi Murayama, Shigeo Mikoshiba | 1986-05-06 |