Inventor · Colorado Springs, CO, US

Drake Lunday

14Patents
3h-index
10Co-inventors
49Inventor score

Filing activity: Feb 15, 2018 → Dec 5, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US10563425B2 Indicator lever Fixed Constructions 19 Active
US10626634B2 Anti-barricading turn hub assembly for a door lockset Fixed Constructions 7 Active
US11408206B2 Indicator lever Fixed Constructions 4 Active
US11781600B2 Torque-limiting spindle Emerging Cross-Sectional Technologies 1 Active
US11834864B2 Handle retention Fixed Constructions 1 Active
US12281492B2 Handle retention Fixed Constructions 0 Active
US11879266B2 Auxiliary trim locking module Fixed Constructions 0 Active
US11542725B2 Indicator lever Fixed Constructions 0 Active
US12181011B2 Torque-limiting spindle Emerging Cross-Sectional Technologies 0 Active
US12264505B2 Latch holdback with electronic release Fixed Constructions 0 Active
US11603679B2 Child-resistant door handle Emerging Cross-Sectional Technologies 0 Active
US11447974B2 Anti-barricading turn hub assembly for a door lockset Fixed Constructions 0 Active
US12331547B2 Indicator lever Fixed Constructions 0 Active
US11326367B2 Knob assembly with free-spinning ring Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.