Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4525636 | Variable electronic impedance circuit | Yasuo Kominami, Yuichi Ohkubo, Satoshi Sasaki | 1985-06-25 |
KA
Kohki Aizawa
Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #4,017,179 of 4,157,543Top 100%
1
Patents All Time