Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5071276 | Contact lens cleaning system | Gerald W. Hietala, Clarence J. Endicott | 1991-12-10 |
RN
Randolph D. Nielsen
Overall (All Time): #3,891,433 of 4,157,543Top 95%
1
Patents All Time