Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4972118 | Amalgam having extended stable mercury vapor pressure range and low mercury vapor pressure discharge lamp using the same | Takashi Yorifuji | 1990-11-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4972118 | Amalgam having extended stable mercury vapor pressure range and low mercury vapor pressure discharge lamp using the same | Takashi Yorifuji | 1990-11-20 |