Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5752681 | Pipe and cable clamp with base part and receiving strap | Rupert Janssen, Markus Frowis | 1998-05-19 |
| 5669589 | Pipe and cable clamp with base part and receiving strap | Rupert Janssen, Markus Frowis | 1997-09-23 |
| 5651489 | Fastening element setting tool | Rupert Janssen, Markus Froewis | 1997-07-29 |
| 5624220 | Attachment member including a nail and a prestressing element | Rupert Janssen, Markus Frowis | 1997-04-29 |
| 5569010 | Attachment member unit to be driven into hard receiving material by powder charge operated setting tool | Rupert Janssen, Markus Froewis, Friedrich Groeschel | 1996-10-29 |