Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679989 | Torque motors with enhanced reliability | Mark P. Ernewein, Henry R. Bronke | 1997-10-21 |
| 5570718 | Multiplexing valve | Trevor S. Smith, John D. Pritchard | 1996-11-05 |
| 4922964 | Servovalve construction | — | 1990-05-08 |
| 4922217 | Torque motor with magnet armature | — | 1990-05-01 |
| 4779500 | Automatic end cutter | Lester C. Bennett, Andrzej Nalecz | 1988-10-25 |
| 4761878 | Method of making one part of a two part electrical connector | Michael E. Hoffman | 1988-08-09 |
| 4609244 | Electrical connector | Michael E. Hoffman | 1986-09-02 |
| 4554738 | Apparatus for supporting and guiding machine for operating on sheet material such as cloth | Robert Carl Barrett, William M. Putnam | 1985-11-26 |
| 4553328 | Guided lifting apparatus | — | 1985-11-19 |
| D281416 | Electrical connector | Michael E. Hoffman | 1985-11-19 |
| D266222 | Rotary shear for use in cutting cloth and the like | — | 1982-09-21 |
| 4306356 | Punching machine | Michael E. Hoffman, Michael M. Karalunas | 1981-12-22 |