Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4759630 | Lamp quality judgement apparatus and judgement method therefor | Kunio Yuasa, Haruo Sugiyama, Masao Nagai, Takao Akaishi, Yasushi Tsujihara | 1988-07-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4759630 | Lamp quality judgement apparatus and judgement method therefor | Kunio Yuasa, Haruo Sugiyama, Masao Nagai, Takao Akaishi, Yasushi Tsujihara | 1988-07-26 |