Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5074677 | Center-free large roller bearing | Dietrich Andree, Dieter Becker, Johannes Wozniak | 1991-12-24 |
| 4989999 | Empty-center rotating-roller joint | — | 1991-02-05 |
HS
Heinrich Siemensmeyer
Hoescht Aktiengesellschaft: 1 patents #26 of 159Top 20%
Overall (All Time): #2,314,180 of 4,157,543Top 60%
2
Patents All Time