Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D900305 | Helmet respirator | Ryan Whitwood | 2020-10-27 |
| D895104 | Visor for helmet respirator | Ryan Whitwood | 2020-09-01 |
| D877887 | Visor for helmet respirator | Ryan Whitwood | 2020-03-10 |
| D788991 | Welding visor | Ryan Whitwood, Mathew E. Bancroft | 2017-06-06 |
| 8602719 | Vertical axis wind turbine | — | 2013-12-10 |
| 8072086 | Electrical energy storage and retrieval system | — | 2011-12-06 |
| 5904333 | Fuel control device and methods of making the same | Robert G. Dewey, Jr. | 1999-05-18 |
| 5743293 | Fuel control device and methods of making the same | Robert G. Dewey, Jr. | 1998-04-28 |
| 5638854 | Fuel control device and methods of making the same | Robert G. Dewey, Jr. | 1997-06-17 |
| 5447287 | Fuel control device and methods of making the same | Robert G. Dewey, Jr. | 1995-09-05 |
| 5104093 | Fuel control device, valve member therefor and methods of making the same | Jay R. Katchka | 1992-04-14 |
| 5044390 | Cam operated fuel valve | Jay R. Katchka | 1991-09-03 |
| 4971095 | Fuel control valve construction, parts therefor and methods of making the same | Jay R. Katchka | 1990-11-20 |
| 4928721 | Fuel control valve construction, parts therefor and methods | Jay R. Katchka | 1990-05-29 |
| 4921011 | Fuel control valve construction, parts therefor and methods of making the same | Jay R. Katchka | 1990-05-01 |
| 4830039 | Fuel control valve construction, parts therefor, and methods of making the same | Jay R. Katchka | 1989-05-16 |
| 4729396 | Fuel control valve construction, parts therefor and methods of making the same | Jay R. Katchka | 1988-03-08 |
| 4706704 | Fuel control valve construction, parts therefor and methods of making the same | — | 1987-11-17 |
| 4653530 | Fuel control value construction, parts therefor and methods of making the same | — | 1987-03-31 |
| 4643391 | Fuel control valve construction, parts therefor and methods of making the same | — | 1987-02-17 |
| 4610269 | Fuel control valve construction | — | 1986-09-09 |
| 4610425 | Fuel control valve construction, parts therefor and methods of making the same | — | 1986-09-09 |
| 4549571 | Fuel control valve construction, parts therefor and methods of making the same | — | 1985-10-29 |
| 4306433 | Key case with detachable key holders | — | 1981-12-22 |
| 4254796 | Gas regulator valve with step opening characteristic | — | 1981-03-10 |