Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5061494 | Tri-scored drug tablet | Phillip F. Ni | 1991-10-29 |
| D310579 | Triscored drug tablet | Phillip F. Ni | 1990-09-11 |
| D309035 | Drug tablet | Phillip F. Ni | 1990-07-03 |
| 4735805 | Bisectable drug tablet | Phillip F. Ni | 1988-04-05 |
| 4310012 | Thermal and remote valve control | Evans R. Billington | 1982-01-12 |
| 4269215 | Vapor flow control valve | — | 1981-05-26 |