Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5133456 | Lock ring for tape-like recording media wound as a roll of tape, in particular magnetic tapes | — | 1992-07-28 |
JF
Joern Friese
Overall (All Time): #3,855,685 of 4,157,543Top 95%
1
Patents All Time