Ryckman, Jr.; William D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ryckman, Jr.; William D..The latest application filed is for "automatic switching apparatus for an electric appliance".
- Ryckman, Jr.; William D. - Orange CT
- Ryckman, Jr.; William D. - Asheboro NC
| Patent | Date |
|---|---|
| Automatic switching apparatus for an electric appliance Grant 4,745,260 - Albinger, Jr. , et al. May 17, 1 | 1988-05-17 |
| Toaster oven Grant 4,538,049 - Ryckman, Jr. August 27, 1 | 1985-08-27 |
| Cooking apparatus employing a rotisserie mode with stationary food Grant 4,441,015 - Eichelberger , et al. April 3, 1 | 1984-04-03 |
| Strain gage scale Grant 4,433,741 - Ryckman, Jr. February 28, 1 | 1984-02-28 |
| Control system for automatic coffee brewing machines Grant 4,155,291 - Ryckman, Jr. , et al. May 22, 1 | 1979-05-22 |
| Apparatus for heating and dispensing flowable material Grant 4,069,949 - Ryckman, Jr. January 24, 1 | 1978-01-24 |
| Food Warming Dish Grant 3,739,148 - Ryckman, Jr. June 12, 1 | 1973-06-12 |
| Oral Hygiene Apparatus Grant 3,703,170 - Ryckman, Jr. November 21, 1 | 1972-11-21 |
| Hair Dryer Hood Tilt Mechanism Grant 3,702,031 - Ryckman, Jr. November 7, 1 | 1972-11-07 |
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