Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7095175 | Foil seal lamp | Kaoru Nakamura, Kazunori Morikawa | 2006-08-22 |
| 6600255 | Coil filament structure for an incandescent lamp | Minoru Asao, Katuhiko Miyahara, Hiroshi Sugahara | 2003-07-29 |
| 6375533 | Electricity lead-in body for bulb and method for manufacturing the same | Tetuya Torikai, Yukihiro Morimoto, Toyohiko Kumada, Yukiharu Tagawa, Hiroshi Sugahara +1 more | 2002-04-23 |
| 5903088 | Short arc lamp having a thermally conductive ring | Akihiko Sugitani, Masanori Takahashi, Hideo Tanaka | 1999-05-11 |
| 5471278 | Cadmium/rare gas discharge lamp of the short arc type, as well as projection exposure device using the same | Yukio Yasuda, Akiyasu Yamaguchi, Tatsushi Igarashi, Yasuo Oonishi, Masanori Sugihara +2 more | 1995-11-28 |
| 5205642 | Mirror and lamp assembly | Mitsuo Horikoshi | 1993-04-27 |