Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5165448 | "Two-stage servovalve with compensatoin circuit to accommodate ""dead zone"" d u" | — | 1992-11-24 |
| 5130630 | Mandrel-moving control circuit, and method | — | 1992-07-14 |
| 4918612 | Electronic device for controlling the tool position of a machine tool | — | 1990-04-17 |
| 4283637 | Signal generator | Friedrich Kollmar | 1981-08-11 |
| 4268794 | Self-adjusting ramp generator | Friedrich Kollmar | 1981-05-19 |
| 4265024 | Jig for storing adjustment positions | — | 1981-05-05 |
| 4224561 | Method and apparatus for regulating the speed of a conveyor | — | 1980-09-23 |
| 4217635 | Control circuit adapted to control movement of a pintle relative to a die head | Friedrich Kollmar | 1980-08-12 |