Weigand; Francis K.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Weigand; Francis K..The latest application filed is for "carousel ride systems and methods".
- Weigand; Francis K. - La Canada CA
- Weigand; Francis K. - La Crescenta CA
- Weigand; Francis K. - Torrance CA
| Patent | Date |
|---|---|
| Carousel ride systems and methods Grant 11,161,049 - Loudon , et al. November 2, 2 | 2021-11-02 |
| Carousel Ride Systems And Methods App 20200298132 - Loudon; Jerrell Andrew ; et al. | 2020-09-24 |
| Amusement ride having spinning passenger cars Grant 5,453,053 - Danta , et al. September 26, 1 | 1995-09-26 |
| Method of operating an emergency power unit Grant 4,934,136 - Weigand , et al. June 19, 1 | 1990-06-19 |
| Emergency power unit Grant 4,777,793 - Weigand , et al. October 18, 1 | 1988-10-18 |
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