Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6729925 | Method for manufacturing discharge tube and discharge lamp | Takeshi Meguro, Kazuhiko Senoo, Hitoshi Asayama | 2004-05-04 |
| 6568216 | Method for manufacturing a discharge tube | Takeshi Meguro, Masaji Sakamoto, Kenji Hirai | 2003-05-27 |
| 6487878 | Method for manufacturing a discharge tube | Takeshi Meguro, Masaji Sakamoto, Kenji Hirai | 2002-12-03 |