Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6514592 | Friction engaging device | David Hubbard, John C. Watson | 2003-02-04 |
| 5725077 | Friction pads for use in disc brakes | Susan Taylor, David Hubbard, Mahmoud Lotfipour | 1998-03-10 |
| 4323323 | Tool tip for a machine tool | Roland John Lumby, Bernard North, Roland Thomas | 1982-04-06 |
| 4237843 | Starting aid for a combustion engine | Kenneth J. Page, David C. Bowie, Richard P. Knowles | 1980-12-09 |