Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8739316 | Protective headgear and inserts | — | 2014-06-03 |
| D678616 | Protective headgear | — | 2013-03-19 |
| 7937778 | Protective headgear | — | 2011-05-10 |
| D622558 | Cutting board plate | Lindsey Erin Frick | 2010-08-31 |
| D383363 | Cutting board | — | 1997-09-09 |
| 5143276 | Domed structures and a method of making them by superplastic forming and diffusion bonding | Martin H. Mansbridge, David Stephen | 1992-09-01 |
| 4632296 | Forming of stiffened panels | Martin H. Mansbridge, Paul W. Beazley-Long, David J. Irwin | 1986-12-30 |
| 4607783 | Stiffened panel with apertures | Martin H. Mansbridge | 1986-08-26 |
| 4422569 | Forming metal articles | Dennis J. Payne, Martin H. Mansbridge, Sidney J. Swadling | 1983-12-27 |
| 4351470 | Method of making a stiffened panel | Sidney J. Swadling, Martin H. Mansbridge, Dennis J. Payne | 1982-09-28 |