Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7443092 | Fluorescent lamp including a multi-ringed bulb | Ichiro Yamada, Kiyoshi Nishimura, Yusuke Shibahara, Kiyoshi Ootani, Masahiko Yoshida | 2008-10-28 |
| 7285899 | Fluorescent lamp having bent portions and its manufacturing method, and illuminating apparatus including the lamp | Kiyoshi Nishimura, Miho Watanabe, Yusuke Shibahara, Kiyoshi Ootani, Ichiro Yamada +4 more | 2007-10-23 |