Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4712054 | Controller with two modes of braking induction motors | — | 1987-12-08 |
| 4580640 | Stroke control responsive to impact of hydraulic hammer | — | 1986-04-08 |
| 4340886 | Bearing and motor temperature monitor | Arthur R. Nelson | 1982-07-20 |
| 4251759 | Relative motion monitor | — | 1981-02-17 |