Olschewski; Wilfred W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Olschewski; Wilfred W..The latest application filed is for "rf shield for an electronic component".
- Olschewski; Wilfred W. - Tucson AZ
| Patent | Date |
|---|---|
| RF Shield for an electronic component Grant 4,218,578 - Olschewski , et al. August 19, 1 | 1980-08-19 |
| Interface circuit and method for telephone extension lines Grant 4,142,075 - Olschewski February 27, 1 | 1979-02-27 |
| Optical coupling system Grant 4,112,308 - Olschewski , et al. September 5, 1 | 1978-09-05 |
| Hybrid transformer device Grant 4,103,267 - Olschewski July 25, 1 | 1978-07-25 |
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