Patent assignee · US · COMPANY

Novitas, Inc.

20Patents
0Active
20Granted
33Portfolio score

Filing activity: Sep 29, 1977 → Sep 24, 2002

Most-cited patents

PatentTitleAreaCited byStatus
US5142199A Energy efficient infrared light switch and method of making same Emerging Cross-Sectional Technologies 164 Expired
US5293097A Fully automatic energy efficient lighting control and method of making same Emerging Cross-Sectional Technologies 118 Expired
US4751399A Automatic lighting device Electricity 74 Expired
US4225808A Selective illumination Emerging Cross-Sectional Technologies 67 Expired
US5281961A Motion detection sensor with computer interface Emerging Cross-Sectional Technologies 50 Expired
USD305881S Housing for occupancy-activated wall switch or the like General 33 Expired
USRE37135E Fully automatic energy efficient lighting control and method of making same General 30 Expired
USD376130S Ultrasonic wall switch General 26 Expired
USD337733S Housing for a one-way ultrasonic ceiling sensor General 24 Expired
US5811963A Line powered DC power supply Emerging Cross-Sectional Technologies 22 Expired
US5394035A Rate of change comparator Electricity 21 Expired
USD312072S Housing for hand-held transmitter General 20 Expired
US4678985A Two-terminal line-powered control circuit Physics 19 Expired
US5319283A Dimmer switch with gradual reduction in light intensity Physics 18 Expired
US6841945B1 Lighting control system and method Emerging Cross-Sectional Technologies 12 Expired
US5392631A Range test chamber Physics 12 Expired
USD339108S Housing for an ultrasonic wall switch General 11 Expired
USD337542S Housing for a two-way ultrasonic ceiling sensor General 5 Expired
US5363688A Method of calibrating motion detectors within a scaled environment Physics 4 Expired
USD255796S Wall mounted music-responsive color organ General 2 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.