Inventor · Muskego, WI, US

Randall E. Hammer

16Patents
11h-index
26Co-inventors
72Inventor score

Filing activity: Jun 6, 1994 → Jun 4, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
USD706572S1 Food waste disposer General 22 Active
US5532522A Printed circuit reader/exciter coil for vehicle security system Physics 22 Expired
US7753297B2 Food waste disposer with grinding mechanism with windowed grind ring Performing Operations; Transporting 22 Active
USD780505S1 Food waste disposer General 19 Active
USD759423S1 Food waste disposer General 19 Active
USD753433S1 Food waste disposer General 18 Active
USD753432S1 Food waste disposer General 16 Active
USD822426S1 Food waste disposer General 15 Active
US7918411B2 Food waste disposer with dishwasher inlet and method of making same Emerging Cross-Sectional Technologies 14 Active
USD853175S1 Food waste disposer General 13 Active
USD537673S1 Combination interlock and stopper device for food waste disposer General 12 Expired
US9145666B2 Magnetically activated switch assembly for food waste disposer Performing Operations; Transporting 9 Active
US7757981B2 Switching assembly for a batch feed waste disposer Performing Operations; Transporting 5 Active
US8985489B2 Food waste disposer with food deflecting housing Fixed Constructions 3 Active
US8579218B2 Food waste disposer with self-compensating bearing assembly Electricity 2 Active
USD727089S1 Food waste disposer stopper General 1 Active

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