Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5099221 | Inductive load weight sensor for controlling brake and audible alarm | — | 1992-03-24 |
| 5044861 | Garbage-collecting truck having a replaceable container which is reciprocably mounted on a tiltable frame | Johannes Kirchhoff | 1991-09-03 |
| 4986074 | Hydraulic cylinder control system for garbage collection truck lift-dump handler | Wolfgang Hahmann, Johannes Kirchhoff | 1991-01-22 |