Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7298089 | High-pressure discharge lamp | — | 2007-11-20 |
| 7137859 | High-pressure discharge lamp | — | 2006-11-21 |
| 7038379 | High pressure discharge lamp and method for sealing a bulb thereof | Tatsuya Uchikawa | 2006-05-02 |
| 6913503 | High pressure discharge lamp and method of production therefor | Toshimoto Makino | 2005-07-05 |
| 6911776 | High-pressure discharge lamp | — | 2005-06-28 |
| 6875072 | High-pressure discharge lamp and method of fabricating same | — | 2005-04-05 |
| 6773320 | High pressure discharge lamp and method for sealing a bulb thereof | Tatsuya Uchikawa | 2004-08-10 |
| 6759806 | High pressure discharge lamp and method for sealing a bulb thereof | Tatsuya Uchikawa | 2004-07-06 |
| 6737807 | High-pressure discharge lamp | — | 2004-05-18 |
| 6693379 | High-pressure discharge lamp and method of fabricating same | — | 2004-02-17 |
| 6669522 | High pressure discharge lamp and method for producing thereof | — | 2003-12-30 |
| 6667575 | High pressure discharge lamp with reduced bulb thickness | — | 2003-12-23 |
| 6608440 | High pressure discharge lamp and method of production therefor | Toshimoto Makino | 2003-08-19 |
| 6583565 | High pressure discharge lamp | Yasuhiro Akiyama | 2003-06-24 |
| 6570329 | High pressure discharge lamp and method for producing thereof | — | 2003-05-27 |
| 6504302 | High-pressure discharge lamp | — | 2003-01-07 |
| 6426592 | High-voltage discharge lamp with cylindrical member to mitigate thermal stress | Yasushi Aoki | 2002-07-30 |
| 5682399 | Ion laser tube with a discharge tubule adopted for a high discharge current and a high laser output | — | 1997-10-28 |
| 5495144 | Helical slow-wave circuit assembly with reduced RF losses | — | 1996-02-27 |
| 5406576 | High power ion laser tube having discharge portion of amorphous carbon | — | 1995-04-11 |
| 5325389 | Ion-laser including a silicon carbide discharge tube having a small arithmetic roughness | — | 1994-06-28 |
| 5319664 | Ion laser tubes | — | 1994-06-07 |
| 5311537 | Ion laser tube | Takashi Kanamoto | 1994-05-10 |
| 5274304 | Helix type traveling wave tube structure with supporting rods covered with boron nitride or artificial diamond | — | 1993-12-28 |
| 4912719 | Ion laser tube | Takashi Kanamoto | 1990-03-27 |