Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4475117 | Linear pn junction capacitance diode | — | 1984-10-02 |
| 4462019 | Photosensitive semiconductor resistor | Helmut Ewaldt, Heinz Sauermann, Rainer Burmeister | 1984-07-24 |
| 4250514 | Capacitance diode with particular doping profile | — | 1981-02-10 |