Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6482061 | Method for producing lamps | Tetsuo Matsuba, Shinichiro Ishitsuka, Masaru Oyaizu | 2002-11-19 |
| 6476553 | Flourescent discharge tube with amalgam positioning requirements and bulb-shaped fluorescent lamp using the same | Takeshi Matsumura | 2002-11-05 |
| 6469427 | Lamp having improved electrical connection | Kenji Itaya, Takeshi Matsumura | 2002-10-22 |
| 6456001 | Fluorescent lamp having V-shaped grooves for guiding lead wire | Takeshi Matsumura, Kenji Itaya, Tetsuya Tahara | 2002-09-24 |
| 6431725 | Bulb-shaped fluorescent lamp | Takeshi Matsumura, Kenji Itaya, Nobuharu Hata | 2002-08-13 |
| 6367947 | Fluorescent lamp having excellent light distribution and high impact-resistance | Kenji Itaya, Takeshi Matsumura, Nobuharu Hata | 2002-04-09 |