Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9720301 | Laser light source apparatus and temperature control method of wavelength conversion element in laser light source apparatus | Nobuhiko Sugihara, Kentaro Fujita, Takanori Samejima | 2017-08-01 |
| 9166360 | Laser light source apparatus | Takayuki Kozakura, Tetsuya Ozawa, Toru Nishikubo, Takanori Samejima, Kazuhiro Yoshida | 2015-10-20 |
| 8882275 | Light source device | Akihiko Sugitani, Kiyoyuki Kabuki, Yoshio Okazaki | 2014-11-11 |
| 8668339 | Light source device | Kiyoyuki Kabuki, Akihiko Sugitani, Yoshio Okazaki | 2014-03-11 |
| 7845805 | Discharge lamp lighting apparatus and projector | Masashi Okamoto, Takanori Samejima, Akihiko Sugitani | 2010-12-07 |
| 7800307 | Electrode and extra-high pressure discharge lamp using the same | Takuya Tsukamoto | 2010-09-21 |
| 7588352 | Optical apparatus | Takahiro Toma, Toru Kontani | 2009-09-15 |
| 7468584 | Discharge lamp with a discharge filling having a measured emission intensity of argon to OH radicals and method of manufacturing the same | Takuya Tsukamoto, Noriko Nishiaki, Senga Takehito | 2008-12-23 |
| 7211956 | Short arc ultra-high pressure mercury lamp with rounded end faces of coil tips and process of producing such a lamp | Takuya Tukamoto, Yoshikazu Suzuki | 2007-05-01 |
| 7057346 | Short arc ultra-high pressure mercury lamp and method for the production thereof | Takuya Tukamoto | 2006-06-06 |
| 7002299 | Discharge lamp with specific amounts of halogen, oxygen, hydrogen and carbon | Masataka Kawaguchi, Motoko Uramoto, Dan Masashi | 2006-02-21 |
| 6793481 | Injection molding die | Fujio Murayama | 2004-09-21 |
| 6461020 | Reflector for a high pressure discharge lamp device | — | 2002-10-08 |
| 6271628 | High pressure lamp with specific amount of mercury, halogen and wall loading | Akihiko Sugitani, Hiroto Sato, Takashi Ito | 2001-08-07 |
| 6060830 | High pressure mercury lamp | Akihiko Sugitani, Hiroto Sato, Takashi Ito | 2000-05-09 |
| 5986402 | Metal halide lamp | Mitsuo Narita, Akihiko Sugitani, Takashi Ito, Tatsushi Igarashi | 1999-11-16 |