Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5318481 | Levitating apparatus | — | 1994-06-07 |
| 5151610 | Wind machine with electric generators and secondary rotors located on rotating vertical blades | — | 1992-09-29 |
| 4858724 | Safety fence for scaffolds | — | 1989-08-22 |
| 4850453 | Scaffolding attachment for wall construction | — | 1989-07-25 |
| 4809814 | Scaffolding | — | 1989-03-07 |
| 4457509 | Levitationarium for air flotation of humans | — | 1984-07-03 |