Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5437219 | Low stress conical type diaphragm | Daniel G. Scott, Willard P. Spalding | 1995-08-01 |
| 5220863 | Conical diaphragm and method of making | Daniel G. Scott, Willard P. Spalding | 1993-06-22 |
| 5131667 | Hose coupling gasket | Daniel G. Scott | 1992-07-21 |
| 4951554 | Low stress diaphragm | Daniel G. Scott, Mark S. Krampitz, Theodore B. Hill, Willard P. Spalding | 1990-08-28 |
| 4793446 | Single-cylinder, truck-mounted brake assembly | James E. Hart, Allen W. Kyllonen, Mark S. Krampitz | 1988-12-27 |
| 4613016 | Single-cylinder truck-mounted brake assembly | James E. Hart, Allen W. Kyllonen, Mark S. Krampitz | 1986-09-23 |
| 4215881 | Hose coupling | Daniel G. Scott | 1980-08-05 |