Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6437502 | Selfballasted fluorescent lamp having specified tube geometry, luminous flux, lamp efficiency and power requirements | Kiyoshi Nishio, Toshiya Tanaka, Takeo Yasuda | 2002-08-20 |
| 6417615 | Fluorescent lamp with auxiliary amalgam secured to single lead wire | Takeo Yasuda, Mamoru Ikeda, Junji Hasegawa, Hidenori Ito, Fuminori Nakaya +2 more | 2002-07-09 |