Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874123 | Gutter installation tool | — | 1989-10-17 |
| 4460338 | Plasterless dental articulator and method for mounting casts | Louis E. Hay | 1984-07-17 |
| RE31476 | Cast ejector | — | 1983-12-27 |
| 4422509 | Prosthetic horseshoe | — | 1983-12-27 |
| 4371338 | Dental articulator having simplified means for mounting dental casts | Louis E. Hay | 1983-02-01 |
| 4358269 | Plasterless mounting dental articulator | Louis E. Hay | 1982-11-09 |
| 4315740 | Apparatus for mounting dental casts | Louis E. Hay | 1982-02-16 |
| 4242292 | Method for embedding threaded apertured button in base of dental cast | Louis E. Hay | 1980-12-30 |
| 4198990 | Mouth mounted accelerometer pack | Aubin M. Higgins, James A. Fowler, Jr., Gunter H. Kroh | 1980-04-22 |