Inventor · Columbus, GA, US

Wallace E. Day

20Patents
11h-index
14Co-inventors
72Inventor score

Filing activity: Oct 22, 1984 → Sep 3, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US7432460B2 Button assembly with status indicator and programmable backlighting Emerging Cross-Sectional Technologies 106 Active
US7361853B2 Button assembly with status indicator and programmable backlighting Emerging Cross-Sectional Technologies 83 Active
USD788834S1 Doorbell camera General 82 Active
US7432463B2 Button assembly with status indicator and programmable backlighting Emerging Cross-Sectional Technologies 74 Expired
US6660948B2 Switch matrix Emerging Cross-Sectional Technologies 73 Expired
US7414210B2 Button assembly with status indicator and programmable backlighting Emerging Cross-Sectional Technologies 57 Active
US6930260B2 Switch matrix Emerging Cross-Sectional Technologies 41 Expired
USD744321S1 Outdoor mount for home security system General 33 Active
US4638847A Method of forming abrasive resistant white cast iron Performing Operations; Transporting 20 Expired
US9626814B2 Smart door lock Physics 17 Active
USD509127S1 Faceplate General 15 Expired
US8082819B2 Finger operated throttle Emerging Cross-Sectional Technologies 11 Active
USD548049S1 Faceplate General 7 Expired
USD503607S1 Faceplate General 7 Expired
USD505855S1 Faceplate General 7 Expired
USD516411S1 Faceplate General 5 Expired
USD521849S1 Faceplate General 5 Expired
US10008054B2 Smart door lock Physics 2 Active
US10748394B1 Sensor for barrier Physics 0 Active
US10403102B2 Sensor for barrier Physics 0 Active

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