Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657389 | Glow discharge lamp, electrode thereof and luminaire | Shigeru Osawa, Nobuhiro Tamura, Noriyuki Hayama, Yoshiyuki Matsunaga, Takashi Yorifuji +2 more | 2003-12-02 |
| 6242752 | Photocatalyst, light source and lighting device | Ryuji Soma, Hisashi Honda, Ariyoshi Ishizaki, Tsutomu Watanabe, Hiroshi Kamata +1 more | 2001-06-05 |
| 5801483 | Fluorescent lamp having visible and UV radiation | Miho Watanabe, Hisashi Honda, Keiji Hatakeyama, Yuichi Sakakiabra | 1998-09-01 |