Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7468585 | Metal halide lamp | Atsushi Utsubo, Hiroshi Nohara, Yukiya Kanazawa, Kiyoshi Takahashi, Makoto Kai +1 more | 2008-12-23 |
| 7230389 | Metal halide lamp having function for suppressing abnormal discharge | Kazuo Takeda, Isao Ota, Kazushige Sakamoto | 2007-06-12 |
| 7227309 | Metal halide lamp | Yasutaka Horibe, Shunsuke Kakisaka | 2007-06-05 |
| 7138766 | Dimmable metal halide lamp and lighting method | Nobuyoshi Takeuchi, Takashi Maniwa | 2006-11-21 |
| 7078860 | Metal vapor discharge lamp having configured envelope for stable luminous characteristics | Mikio Miura, Shunsuke Kakisaka | 2006-07-18 |
| 7061182 | Metal halide lamp | Masanori Higashi, Shigefumi Oda, Hiroshi Enami, Shunsuke Kakisaka | 2006-06-13 |
| 7057347 | Electrode, manufacturing method thereof, and metal vapor discharge lamp | Tatsuya Kawamura, Toshizo Kobayashi, Hiroshi Enami, Takaharu Yanata | 2006-06-06 |
| 7018260 | Electrode, manufacturing method thereof, and metal vapor discharge lamp | Tatsuya Kawamura, Toshizo Kobayashi, Hiroshi Enami, Takaharu Yanata | 2006-03-28 |
| 6984938 | Metal vapor discharge lamp and lighting apparatus capable of stable maintenance of characteristics | Shunsuke Kakisaka, Tatsuo Nishimoto, Masanori Higashi, Mikio Miura, Hiroshi Enami | 2006-01-10 |
| 6943498 | High intensity discharge lamp and high intensity discharge lamp system using the same | Shigefumi Oda, Masanori Higashi, Shunsuke Kakisaka, Hiroshi Enami | 2005-09-13 |
| 6815893 | Metal halide lamp having a long lifespan | Shunsuke Kakisaka, Kazuo Takeda, Takashi Maniwa | 2004-11-09 |
| 6805603 | Electrode, manufacturing method thereof, and metal vapor discharge lamp | Tatsuya Kawamura, Toshizo Kobayashi, Hiroshi Enami, Takaharu Yanata | 2004-10-19 |
| 6774559 | Metal vapor discharge lamp | Shunsuke Kakisaka | 2004-08-10 |
| 6756721 | Metal halide lamp | Masanori Higashi, Shigefumi Oda, Shunsuke Kakisaka, Hiroshi Enami | 2004-06-29 |
| 6744206 | Metal halide lamp with reduced change in color temperature | Mikio Miura, Shunsuke Kakisaka | 2004-06-01 |
| 6713962 | High-pressure discharge lamp | Hiroshi Nohara, Takashi Maniwa, Hiroshi Enami, Shiki Nakayama, Masato Wada | 2004-03-30 |
| 6707252 | Metal halide lamp | Shunsuke Kakisaka, Shigefumi Oda, Masanori Higashi, Hiroshi Enami | 2004-03-16 |
| 6650054 | High-pressure discharge lamp and arc tube with long operating lifetime and high impact resistance | Masanori Higashi, Takashi Maniwa | 2003-11-18 |
| 6646379 | Metal vapor discharge lamp having cermet lead-in with improved luminous efficiency and flux rise time | Hiroshi Nohara, Shunsuke Kakisaka, Kazuo Takeda, Kenji Akiyoshi, Kouichi Sugimoto +2 more | 2003-11-11 |
| 6639361 | Metal halide lamp | Kazuo Takeda, Shiki Nakayama, Takashi Yamamoto | 2003-10-28 |
| 6492764 | Metal halide lamp | Kazuo Takeda, Takashi Maniwa | 2002-12-10 |
| 6483230 | High pressure metallic vapor discharge lamp | Shigefumi Oda, Hiroshi Nohara, Shiki Nakayama, Takashi Yamamoto, Masanori Higashi | 2002-11-19 |
| 6342764 | High pressure discharge lamp | Takashi Yamamoto, Kazuo Takeda, Shiki Nakayama, Hiroshi Nohara | 2002-01-29 |
| 6208070 | Metal vapor discharged lamp with specific angle between electrodes and tapered envelope wall | Kouichi Sugimoto, Hiroshi Nohara, Kazuo Takeda, Shiki Nakayama, Takashi Yamamoto | 2001-03-27 |
| 6137229 | Metal halide lamp with specific dimension of the discharge tube | Kazuo Takeda, Hiroshi Nohara, Kouichi Sugimoto, Shiki Nakayama, Takashi Yamamoto | 2000-10-24 |