Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4618068 | Method and apparatus for shipping and storing cargo | — | 1986-10-21 |
| 4548298 | Rotor and screw elevator equipped with a fail-safe control system | — | 1985-10-22 |
| 4438830 | Stairway with fail safe power lift for lading, the infirm, wheelchair patients, and the like | — | 1984-03-27 |
| 4274296 | Self-centering self-aligning anti-friction rotor and screw | Lawrence J. Miller | 1981-06-23 |
| 4223938 | Mobile showroom with living quarters | — | 1980-09-23 |