Inventor · Wayland, MA, US

Bruce C. Levens

5Patents
3h-index
13Co-inventors
54Inventor score

Filing activity: Jun 10, 1994 → Mar 7, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6226303A DTMF tone detection and suppression with application to computer telephony over packet switched networks Electricity 20 Expired
US5563596A Arrayed analog-to-digital converters Electricity 11 Expired
US7058026B1 Internet teleconferencing Electricity 10 Expired
US6396851B1 DTMF tone detection and suppression with application to computer telephony over packet switched networks Electricity 1 Expired
US11253747B2 Automated activity detection and tracking Human Necessities 0 Active

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