Patent assignee · US · COMPANY

Thunderbird Technologies, Inc.

32Patents
0Active
32Granted
34Portfolio score

Filing activity: Mar 2, 1989 → Nov 22, 2000

Most-cited patents

PatentTitleAreaCited byStatus
US5151759A Fermi threshold silicon-on-insulator field effect transistor Electricity 198 Expired
US5885876A Methods of fabricating short channel fermi-threshold field effect transistors including drain field termination region Electricity 108 Expired
US5438007A Method of fabricating field effect transistor having polycrystalline silicon gate junction Electricity 66 Expired
US4984043A Fermi threshold field effect transistor Electricity 59 Expired
US4990974A Fermi threshold field effect transistor Electricity 58 Expired
US5525822A Fermi threshold field effect transistor including doping gradient regions Electricity 38 Expired
US5786620A Fermi-threshold field effect transistors including source/drain pocket implants and methods of fabricating same Electricity 37 Expired
US5698884A Short channel fermi-threshold field effect transistors including drain field termination region and methods of fabricating same Electricity 34 Expired
US6555872B1 Trench gate fermi-threshold field effect transistors Electricity 34 Expired
US5543654A Contoured-tub fermi-threshold field effect transistor and method of forming same Electricity 28 Expired
US5369295A Fermi threshold field effect transistor with reduced gate and diffusion capacitance Emerging Cross-Sectional Technologies 27 Expired
US5371396A Field effect transistor having polycrystalline silicon gate junction Electricity 25 Expired
US5374836A High current fermi threshold field effect transistor Emerging Cross-Sectional Technologies 21 Expired
US5194923A Fermi threshold field effect transistor with reduced gate and diffusion capacitance Electricity 17 Expired
US5814869A Short channel fermi-threshold field effect transistors Electricity 13 Expired
US5384730A Coincident activation of pass transistors in a random access memory Physics 12 Expired
US5030853A High speed logic and memory family using ring segment buffer Electricity 12 Expired
US5222039A Static random access memory (SRAM) including Fermi-threshold field effect transistors Physics 11 Expired
US5247212A Complementary logic input parallel (CLIP) logic circuit family Electricity 11 Expired
US5001367A High speed complementary field effect transistor logic circuits Electricity 10 Expired
US5424980A Self-timing random access memory Physics 10 Expired
US5440160A High saturation current, low leakage current fermi threshold field effect transistor Electricity 10 Expired
US5357480A Address change detecting system for a memory Physics 10 Expired
US5304874A Differential latching inverter and random access memory using same Physics 9 Expired
US5388075A Read and write timing system for random access memory Physics 9 Expired

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