Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10056220 | Manufacturing method of high-pressure discharge lamp and sealed part structure for high-pressure discharge lamp | Atsuji Nakagawa, Hiroshi Takahashi | 2018-08-21 |
| 9812280 | Manufacturing method of high-pressure discharge lamp and sealed part structure for high-pressure discharge lamp | Atsuji Nakagawa, Hiroshi Takahashi | 2017-11-07 |