Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6724145 | Discharge lamp | Masaaki Muto, Shigeru Shibayama, Isamu Sato, Shinya Omori, Yasuhisa Yaguchi +3 more | 2004-04-20 |
| 5108331 | Method for manufacturing small tubular lamps | Yasuhisa Yaguchi, Masaaki Muto | 1992-04-28 |