Patent assignee · US · COMPANY

SENSOTECH INC.

40Patents
9Active
40Granted
45Portfolio score

Filing activity: Jul 29, 1974 → Mar 28, 2019 · 5 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US4129823A System for determining the current-voltage characteristics of a photovoltaic array Emerging Cross-Sectional Technologies 144 Expired
US8428696B2 Ultra wideband monitoring systems and antennas Emerging Cross-Sectional Technologies 95 Active
US3990914A Tubular solar cell Emerging Cross-Sectional Technologies 93 Expired
US6770190B1 Method of electrochemical analysis of an analyte Physics 43 Expired
US5782485A Actuating-judgment system for safety device for protecting occupant on front passenger seat Physics 36 Expired
US8781563B2 Ultra wideband monitoring systems and antennas Emerging Cross-Sectional Technologies 31 Active
US5189311A Crash sensor Performing Operations; Transporting 28 Expired
US7329389B2 Sensor device and method for qualitative and quantitative analysis of gas phase substances Emerging Cross-Sectional Technologies 27 Expired
US5756928A Spontaneously-firing explosive composition Performing Operations; Transporting 26 Expired
US5682145A Toxic gas detector with a time measurement sensor Physics 24 Expired
US5777225A Crash sensor Performing Operations; Transporting 24 Expired
US4224514A Optical encoder Physics 24 Expired
US6344642B1 Door control apparatus Physics 23 Expired
US8695646B2 Sensor in a dispensing system for acoustic detection of a container and content thereof Physics 22 Active
US4319134A Optical encoder Physics 22 Expired
US6033500A Airbag explosive composition and process for producing said composition Chemistry; Metallurgy 21 Expired
US5326945A Shock sensor Electricity 21 Expired
US5802480A Actuation apparatus for actuating the protective devices for the safety of vehicle occupants Performing Operations; Transporting 20 Expired
US6341563B1 Door opening control apparatus Fixed Constructions 19 Expired
US5900807A Collision detection device Performing Operations; Transporting 19 Expired
US8353321B2 Method and system for short-range ultrasonic location sensing Physics 16 Active
US5668528A Apparatus for actuating the safety devices for vehicle occupants Performing Operations; Transporting 15 Expired
US8510990B2 Presence detector for a door assembly Fixed Constructions 14 Active
US5396424A Crash sensor Performing Operations; Transporting 14 Expired
US4058056A Microprocessor controlled card reader/printer Physics 13 Expired

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