Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670930 | Temperature-dependent switch | Peter Hofsass, by Ulrika Hofsass, legal representative, by Marcel Peter Hofsass, legal representative, by Denise Petra Hofsass, legal representative, by Henrik Peter Hofsass, legal representative +1 more | 1997-09-23 |
| 5309131 | Thermal switch | Peter Hofsass, by Henrik Peter Hofsass, legal representative, by Carola Rika Hofsass, legal representative, Jens Radbruch, Guenter Kruck | 1994-05-03 |