Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653770 | Lamp with internally attached eyelet lead, and method therefor | Tetsuo Matsuba, Shinichiro Ishitsuka | 2003-11-25 |
| 6605896 | Low pressure mercury vapor discharge lamp and manufacturing method therefor | Junichi Takahashi, Masao Yukawa | 2003-08-12 |
| 6583543 | Fluorescent lamp with improved productivity, and manufacturing method for the fluorescent lamp | Kenji Itaya | 2003-06-24 |
| 6558019 | Bulb-shaped fluorescent lamp | Shiro Iida, Kenji Itaya, Nobuharu Hata | 2003-05-06 |
| 6525455 | Bulb-form lamp and its manufacturing method | Tetsuo Matsuba, Shinichiro Ishitsuka, Takenori Shibata | 2003-02-25 |