Patent assignee · US · COMPANY

Tomar Electronics, Inc.

37Patents
19Active
37Granted
55Portfolio score

Filing activity: May 28, 1985 → Sep 29, 2023 · 8 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8274226B1 System and method of integrating an LED spotlight Performing Operations; Transporting 33 Active
US5519389A Signal synchronized digital frequency discriminator Electricity 33 Expired
USD309956S Front lens for high intensity strobe flash lamp General 32 Expired
US4648781A Automatic control system for a releasable vehicle locking device Performing Operations; Transporting 31 Expired
US4800323A Single-ended self-oscillating dc-dc converter for intermittently energized load having V.sub.BE responsive current limit circuit Emerging Cross-Sectional Technologies 28 Expired
US5060131A DC to DC converter power supply with feedback controlled constant current output Electricity 25 Expired
US4870551A Strobe flash lamp with focussed front beam and collimated lateral beams Mechanical Engineering; Lighting; Heating 21 Expired
US8456325B1 Networked streetlight systems and related methods Physics 21 Active
US8054202B1 Traffic preemption system and related methods Physics 19 Active
US5523654A Flashtube trigger circuit with anode voltage boost feature Electricity 16 Expired
US4949017A Strobe trigger pulse generator Emerging Cross-Sectional Technologies 16 Expired
US8373578B1 Wireless head for a traffic preemption system Physics 16 Active
US4682081A Single-ended, self-oscillating DC-DC converter for intermittently energized load having V.sub.BE responsive current limit circuit Electricity 15 Expired
US8092044B1 LED light assembly and related methods Mechanical Engineering; Lighting; Heating 13 Active
US4775821A Variable input voltage DC to DC converter with switching transistor drive current regulator Electricity 13 Expired
US4755723A Strobe flash lamp power supply with afterglow prevention circuit Electricity 13 Expired
US4779027A DC to DC converter with overvoltage protection circuit Electricity 12 Expired
US4839782A Weatherproof lighting fixture with hermetically sealed base plate Mechanical Engineering; Lighting; Heating 8 Expired
US4701672A Strobe flash monitor Electricity 8 Expired
US4954753A Strobe flash lamp power supply with input voltage feedthrough afterflow prevention circuit Emerging Cross-Sectional Technologies 8 Expired
US7620812B2 System for authenticating remotely generated optical control signals Electricity 6 Active
US4956584A Strobe trigger pulse generator Emerging Cross-Sectional Technologies 5 Expired
US8171290B1 System for authenticating remotely generated optical control signals Electricity 4 Active
US8616733B1 Light emitting diode optical system and related methods Mechanical Engineering; Lighting; Heating 4 Active
US4953062A Strobe flash lamp with focussed front beam and collimated lateral beams Mechanical Engineering; Lighting; Heating 4 Expired

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