Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7252261 | Ultra-light pneumatic leaf expanding shaft | Robert C. Smith | 2007-08-07 |
| 6196494 | Expanding shaft | John C. McKechnie | 2001-03-06 |
| RE34565 | Camshaft for reciprocating piston engines | Michael J. Hartnett, Robert Lugosi, John P. Cook, Jeffrey A. Clark | 1994-03-22 |
| RE33888 | Method of making a camshaft for reciprocating piston engines | Michael J. Hartnett, Robert Lugosi, John P. Cook, Jeffrey A. Clark | 1992-04-21 |
| 4858295 | Method of making a camshaft for reciprocating piston engines | Michael J. Hartnett, Robert Lugosi, John P. Cook, Jeffrey A. Clark | 1989-08-22 |
| 4781076 | Camshaft for reciprocating piston engines | Michael J. Hartnett, Robert Lugosi, John P. Cook, Jeffrey A. Clark | 1988-11-01 |