Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4988575 | Method of providing titanium and alloys thereof with a protective coating | David F. Bettridge, Terence P. Cunningham | 1991-01-29 |
| 4843656 | One piece toilet seat with lifting feature | — | 1989-07-04 |