Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4769734 | Safety circuit for electric detonator element | Friedrich Heinemeyer | 1988-09-06 |
| 4730236 | Process for encapsulating a sensitive component in a protective housing and article | Friedrich Heinemeyer, Gert Kamp, Frank Runge-Eschen, Gottfried Senkowski, Joachim Sturm | 1988-03-08 |