Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4796489 | Speed ratio control for a step-lessly variable vehicle transmission | Hiroaki Nagamatsu | 1989-01-10 |
| 4665775 | Speed ratio control for a steplessly variable transmission | Hiroaki Nagamatsu | 1987-05-19 |