Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8072146 | Fluorescent lamp | Kazuhiro Miyamoto, Masayuki Kanechika | 2011-12-06 |
| 7868530 | Filament electrode and fluorescent lamp | Toshiyuki Nagahara, Masayuki Kanechika | 2011-01-11 |
| 7764009 | Fluorescent lamp | Kazuhiro Miyamoto, Masayuki Kanechika | 2010-07-27 |
| 5932970 | Preform for fluorescent lamp, fluorescent lamp prepared by the same, and method for preparing the fluorescent lamp | Masatosi Chiba, Ryuichi Suzuki, Akihiko Tsurumaru | 1999-08-03 |