Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4683369 | Hand held electric hair dryer | Roger A. Rieckman, William R. Hemrich, Donald N. Jursich | 1987-07-28 |
| D287274 | Humidifier | Donald N. Jursich | 1986-12-16 |
| 4550358 | Protective circuit for portable electric appliances | Gordon S. Carlson, Michael Woznicki | 1985-10-29 |
| 4547658 | Multiple heat fusing wire circuit for underblankets | — | 1985-10-15 |
| 4309596 | Flexible self-limiting heating cable | — | 1982-01-05 |
| 4309597 | Blanket wire utilizing positive temperature coefficient resistance heater | — | 1982-01-05 |
| 4271350 | Blanket wire utilizing positive temperature coefficient resistance heater | — | 1981-06-02 |
| 4198556 | Hair dryer | Donald N. Jursich | 1980-04-15 |
| 4198557 | Control switch for hair dryer | — | 1980-04-15 |