Inventor · Canton, OH, US

William R. Ackerman

8Patents
6h-index
1Co-inventors
53Inventor score

Filing activity: Oct 4, 1974 → Apr 15, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US4389791A Range-finding telescopic sight Physics 103 Expired
US4030203A Reflex sight reticle illuminator Mechanical Engineering; Lighting; Heating 26 Expired
USD416967S Golf club head General 24 Expired
US3979848A Adjustable base and mount for firearm optical sight Mechanical Engineering; Lighting; Heating 19 Expired
USD357044S Golf club head General 7 Expired
USD356132S Golf club head General 6 Expired
US9962397B2 Intranasal medication delivery device and method of use thereof Human Necessities 0 Active
US9949989B2 Intranasal medication delivery device and method of use thereof Human Necessities 0 Active

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