Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5292672 | Method of manufacturing an insulated gate bipolar transistor | Hajime Akiyama | 1994-03-08 |
HK
Hisao Kondoh
Overall (1994): #125,573 of 165,921Top 80%
1
Patents 1994