Inventor · Poway, CA, US

Stephen E. Levin

26Patents
14h-index
6Co-inventors
70Inventor score

Filing activity: Jul 30, 1996 → Dec 10, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US5832228A System and method for providing multi-level security in computer devices utilized with non-secure networks Physics 252 Expired
US6212636A Method for establishing trust in a computer network via association Electricity 173 Expired
US5872847A Using trusted associations to establish trust in a computer network Electricity 160 Expired
US5828832A Mixed enclave operation in a computer network with multi-level network security Electricity 148 Expired
US5692124A Support of limited write downs through trustworthy predictions in multilevel security of computer network communications Physics 126 Expired
US6760768B2 Method and system for establishing a security perimeter in computer networks Electricity 116 Expired
US6272538A Method and system for establishing a security perimeter in computer networks Electricity 103 Expired
US6067620A Stand alone security device for computer networks Physics 100 Expired
US5802178A Stand alone device for providing security within computer networks Physics 77 Expired
US6272639A Mixed enclave operation in a computer network Electricity 36 Expired
US7475137B2 Methods of operating portable computerized device with network security Electricity 27 Expired
US6643698B2 Mixed enclave operation in a computer network Electricity 23 Expired
US6993582B2 Mixed enclave operation in a computer network Electricity 21 Expired
US7904565B2 System for providing security in a network comprising communications devices Electricity 17 Active
US8874768B2 Methods for providing security over untrusted networks Electricity 8 Active
US7917630B2 Portable computerized device adapted for ad hoc security associations Electricity 5 Active
US7797423B2 Computerized access device with network security Electricity 4 Active
US7970900B2 Method and system for establishing a security perimeter in computer networks Electricity 4 Active
US7624180B2 Mixed enclave operation in a computer network Electricity 2 Active
US7831722B2 Portable communications device with enhanced security Electricity 2 Active
US7917631B2 System for providing security in a network comprising computerized devices Electricity 1 Active
US7827291B2 System for providing security for ad hoc networked computerized devices Electricity 1 Active
US8346925B2 Apparatus for providing security over untrusted networks Electricity 1 Active
US8028067B2 Methods of operating a portable communications device with enhanced security Electricity 1 Active
US7844706B2 Portable computerized device with network security Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.