Patent assignee · US · COMPANY

Symetrix, Inc.

175Patents
6Active
175Granted
56Portfolio score

Filing activity: Jan 26, 1990 → Dec 21, 2023 · 4 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5119760A Methods and apparatus for material deposition Electricity 555 Expired
US6110531A Method and apparatus for preparing integrated circuit thin films by chemical vapor deposition Electricity 422 Expired
US5519234A Ferroelectric dielectric memory cell can switch at least giga cycles and has low fatigue - has high dielectric constant and low leakage current Electricity 393 Expired
US7778063B2 Non-volatile resistance switching memories and methods of making same Electricity 229 Active
US6924997B2 Ferroelectric memory and method of operating same Physics 181 Expired
US7639523B2 Stabilized resistive switching memory Electricity 178 Active
US5561307A Ferroelectric integrated circuit Electricity 156 Expired
US7298640B2 1T1R resistive memory array with chained structure Physics 123 Expired
US7872900B2 Correlated electron memory Electricity 121 Active
US6511718B1 Method and apparatus for fabrication of thin films by chemical vapor deposition Electricity 110 Expired
US5456945A Method and apparatus for material deposition Emerging Cross-Sectional Technologies 108 Expired
US5466629A Process for fabricating ferroelectric integrated circuit Electricity 101 Expired
US6236076A Ferroelectric field effect transistors for nonvolatile memory applications having functional gradient material Electricity 94 Expired
US5614252A Method of fabricating barium strontium titanate Electricity 93 Expired
US6051858A Ferroelectric/high dielectric constant integrated circuit and method of fabricating same Electricity 92 Expired
US5463244A Antifuse programmable element using ferroelectric material Electricity 84 Expired
US5468684A Integrated circuit with layered superlattice material and method of fabricating same Electricity 78 Expired
US5540772A Misted deposition apparatus for fabricating an integrated circuit Emerging Cross-Sectional Technologies 77 Expired
US5759923A Method and apparatus for fabricating silicon dioxide and silicon glass layers in integrated circuits Electricity 75 Expired
US5316579A Apparatus for forming a thin film with a mist forming means Emerging Cross-Sectional Technologies 74 Expired
US5434102A Process for fabricating layered superlattice materials and making electronic devices including same Electricity 73 Expired
US5523964A Ferroelectric non-volatile memory unit Physics 71 Expired
US6809949B2 Ferroelectric memory Physics 71 Expired
US5481490A Ferroelectric memory Electricity 68 Expired
US6370056B1 Ferroelectric memory and method of operating same Physics 68 Expired

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