Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4574296 | Gate turn-off thyristor with a cathode base layer having four distinct impurity concentrations | Tetsuro Sueoka | 1986-03-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4574296 | Gate turn-off thyristor with a cathode base layer having four distinct impurity concentrations | Tetsuro Sueoka | 1986-03-04 |