Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6825616 | Discharge bulb with shroud glass having metal oxide in specific range | Masaya Shido | 2004-11-30 |
| 6653785 | Arc tube with pinch seal and dimensional relationship and method for forming the same | Michio Takagaki, Masaya Shido, Masayuki Umehara, Nobuyuki Kasuya, Takeshi Fukuyo +1 more | 2003-11-25 |