Patent assignee · US · COMPANY

Solid State Scientific Corporation

27Patents
9Active
27Granted
40Portfolio score

Filing activity: Jul 8, 1974 → Nov 28, 2017 · 7 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7888624B1 Simultaneous spectral imaging system including commonly filtered optical paths defined by focusing elements exhibiting disparate f-numbers Physics 51 Active
US4574467A N- well CMOS process on a P substrate with double field guard rings and a PMOS buried channel Electricity 34 Expired
US4598460A Method of making a CMOS EPROM with independently selectable thresholds Electricity 33 Expired
US4590665A Method for double doping sources and drains in an EPROM Emerging Cross-Sectional Technologies 26 Expired
US4646425A Method for making a self-aligned CMOS EPROM wherein the EPROM floating gate and CMOS gates are made from one polysilicon layer Electricity 22 Expired
US4213141A Hybrid transistor Electricity 20 Expired
US4104860A High speed dynamic flip-flop system Electricity 13 Expired
US4083020A Voltage controlled oscillator Emerging Cross-Sectional Technologies 12 Expired
US6747296B1 Avalanche photodiode multiplication region and avalanche photodiode with low impact ionization rate ratio Electricity 11 Expired
US4380115A Method of making a semiconductor device with a seal Emerging Cross-Sectional Technologies 10 Expired
US4208639A Constant current source stabilized semiconductor oscillator Electricity 9 Expired
US3980897A Logic gating system and method Electricity 8 Expired
US7499836B1 Apparatus for and methods of detecting combustion ignition Physics 7 Active
US4280212A Multiplexing system for a solid state timing device Physics 6 Expired
US6870239B1 Avalanche photodiode having an extrinsic absorption region Electricity 5 Expired
US6935757B1 Multi-band direct vision prism Physics 5 Expired
US4518879A Stable rail sense amplifier in CMOS memories Physics 4 Expired
US7155354B1 Apparatus for and methods of analyzing the spectral signature of a dynamic event Physics 4 Expired
US9835491B1 Spectral, polar and spectral-polar imagers for use in space situational awareness Physics 4 Active
US4124807A Bistable semiconductor flip-flop having a high resistance feedback Electricity 4 Expired
US3979681A System and method for decoding reset signals of a timepiece for providing internal control Electricity 3 Expired
US7718968B1 Multi-filter spectral detection system for detecting the presence within a scene of a predefined central wavelength over an extended operative temperature range Physics 3 Active
US8017912B1 System and method for spectral-based passive threat warning Physics 1 Active
US10674067B2 Spectral, polar and spectral-polar imagers for use in space situational awareness Electricity 0 Active
US8131511B2 Apparatus for registering and analyzing the spectral signature of a dynamic event Physics 0 Active

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