Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11757210 | Stud/nut ground apparatus with a tin-zinc coating | Frank Drexler, Robert Volnhals, Frank Benner | 2023-09-12 |
| 8998549 | Weld stud | Joachim Schneider, Joachim Geist, Wolfgang Werner, Peter Horn | 2015-04-07 |
| 7717741 | Junction bolt, junction element, and electrically conductive coupling device | Jochen Hain, Mahzuni Yagci, Joachim Geist, Joachim Schneider | 2010-05-18 |