Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8072146 | Fluorescent lamp | Kazuhiro Miyamoto, Koji Kikuchihara | 2011-12-06 |
| 8022342 | Microwave source system | — | 2011-09-20 |
| 7868530 | Filament electrode and fluorescent lamp | Toshiyuki Nagahara, Koji Kikuchihara | 2011-01-11 |