Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4407440 | Semiconductor die bonding machine | — | 1983-10-04 |
| 4375839 | Measuring device for weighing vehicle cargo | Ralph M. Richart, Robert E. Rosin | 1983-03-08 |
| 4371790 | Fluid measuring system | Robert E. Rosin, Ralph M. Richart | 1983-02-01 |
| 4259665 | Driver sleep or fatigue alarm | — | 1981-03-31 |
| 4203097 | Pool alarm device | — | 1980-05-13 |