Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872661 | Roll release mechanism | — | 1989-10-10 |
| 4605218 | Constant force roll assembly | Leroy Rose | 1986-08-12 |
JK
James A. Knepper
Overall (All Time): #2,333,488 of 4,157,543Top 60%
2
Patents All Time