Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5072354 | Pulse-width modulation type inverter apparatus | Masayuki Katto | 1991-12-10 |
KY
Koyo Yamashita
Overall (All Time): #3,891,634 of 4,157,543Top 95%
1
Patents All Time