Inventor · disambiguated record
Francis K. Weigand
Also filed as: WEIGAND FRANCIS K
6 granted patents·215 citations·filing 1983–2020
84Inventor score
Top patents by PatentIndex Score
6 records- 0188US4777793AEmergency power unitALLIED SIGNAL INC·Filed 1986·Granted Oct 18, 1988·57 cites·23 claims
- 0284US5453053AAmusement ride having spinning passenger carsWALT DISNEY PROD·Filed 1993·Granted Sep 26, 1995·121 cites·56 claims
- 0365US4934136AMethod of operating an emergency power unitALLIED SIGNAL INC·Filed 1988·Granted Jun 19, 1990·22 cites·10 claims
- 0446US11161049B2Carousel ride systems and methodsUNIVERSAL CITY STUDIOS LLC·Filed 2020·Granted Nov 2, 2021·0 cites·20 claims
- 0544US4898000AEmergency power unitALLIED SIGNAL INC·Filed 1988·Granted Feb 6, 1990·10 cites·5 claims
- 0628US4554784AEmergency power unit and methodGARRETT CORP·Filed 1983·Granted Nov 26, 1985·5 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →