Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6027088 | Plastic steering column support mounting bracket | Dennis F. Stedman, Elie M. Tohme | 2000-02-22 |
| 4631212 | Manifold | Dennis Shifflett | 1986-12-23 |
| 4592731 | Teaching apparatus | Daniel J. Shifflett, Dennis Shifflett | 1986-06-03 |
| D282935 | Teaching apparatus for correcting learning problems | — | 1986-03-11 |
| 4394044 | Removable sunroof for vehicles | Louis E. Hough, Walter J. De Vigili | 1983-07-19 |
| 4216983 | Detachable sunroof for automobiles | Louis E. Hough | 1980-08-12 |