Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866324 | Brushless motor | Masafumi Yamakawa, Takao Shibayama | 1989-09-12 |
SY
Suezo Yuzawa
Overall (All Time): #3,937,763 of 4,157,543Top 95%
1
Patents All Time