Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8755103 | Plasma shutter forming apparatus and forming method | Masayuki Suzuki, Hiromitsu Kiriyama, Hajime Okada, Hironori Sugiyama, Shinichi Matsuoka +1 more | 2014-06-17 |
| 8648531 | High pressure discharge lamp and method of manufacturing high pressure discharge lamp | Toshio Yokota, Yukio Yasuda, Hiroyuki Daido, Hiromitsu Kiriyama, Hajime Okada +1 more | 2014-02-11 |