Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7264777 | Measurement of surface areas by polyvinylpyrrolidone sorption | Dennis D. Eberl | 2007-09-04 |
| 4590450 | Electromagnetic switch apparatus | — | 1986-05-20 |
| 4578659 | Coupling system between an electromagnetic switch apparatus and an auxiliary contact block releasably mounted thereupon | Heinz Suter | 1986-03-25 |
| 4491816 | Transducer for alternating current limiter | — | 1985-01-01 |