Issued Patents All Time
Showing 51–52 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5182626 | Insulated gate bipolar transistor and method of manufacturing the same | Hisao Kondoh | 1993-01-26 |
| 5160985 | Insulated gate bipolar transistor | — | 1992-11-03 |
HA
Hajime Akiyama
Japan Atomic Energy Research Institute: 1 patents #188 of 609Top 35%
Jfe Engineering: 1 patents #11 of 75Top 15%
Overall (All Time): #51,027 of 4,157,543Top 2%
52
Patents All Time