Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8282760 | Apparatus and process for wrapping and securing edge flaps of flexible cover sheet to panel structure | Ronald H. Brown | 2012-10-09 |
| 7730573 | Convertible fuel squeegee | — | 2010-06-08 |
| 6584639 | Fuel squeegee | — | 2003-07-01 |
| 5125719 | Tunnel boring machine and method | — | 1992-06-30 |
| 4847028 | Molding method for a container with internal projections | Lavelle H. Hansen, Richard Florer | 1989-07-11 |
| 4660733 | Cone bottom tank and liftable tank support | Lavelle H. Hansen, Richard Florer | 1987-04-28 |
| 4637657 | Tunnel boring machine | — | 1987-01-20 |
| 4527837 | Tunnel boring machine | — | 1985-07-09 |
| 4504535 | Fastening ring insert for a molded plastic article | — | 1985-03-12 |
| 4494799 | Tunnel boring machine | — | 1985-01-22 |
| 4494617 | Shaft boring machine | — | 1985-01-22 |
| 4486050 | Rectangular tunnel boring machine and method | — | 1984-12-04 |
| 4450976 | Wheeled molded container with hinged lid | Richard Florer | 1984-05-29 |
| 4394966 | Spraying apparatus having a fluid storage tank with agitator and anti-vortex tank fittings | Martin T. Smith, Jr. | 1983-07-26 |
| 4371211 | Tunnel boring machine and method of operating same | — | 1983-02-01 |
| 4257527 | Plastic drum | Lavelle H. Hansen | 1981-03-24 |
| 4189186 | Tunneling machine | — | 1980-02-19 |