Inventor · Seattle, WA, US

Brian Irl Pratt

51Patents
11h-index
26Co-inventors
78Inventor score

Filing activity: Jun 5, 2002 → Jun 5, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8973108B1 Use of metadata for computing resource access Electricity 189 Active
US9367697B1 Data security with a security module Electricity 56 Active
US8769642B1 Techniques for delegation of access privileges Electricity 43 Active
US8904511B1 Virtual firewalls for multi-tenant distributed services Electricity 34 Active
US9705674B2 Federated key management Electricity 31 Active
US10211977B1 Secure management of information using a security module Electricity 27 Active
US9608813B1 Key rotation techniques Electricity 24 Active
US10467422B1 Automatic key rotation Physics 17 Active
US9218476B1 Token based one-time password security Physics 16 Active
US9300639B1 Device coordination Electricity 15 Active
US10911428B1 Use of metadata for computing resource access Electricity 14 Active
US9083749B1 Managing multiple security policy representations in a distributed environment Electricity 11 Active
US9420007B1 Access control using impersonization Electricity 10 Active
US7207064B2 Partial grant set evaluation from partial evidence in an evidence-based security policy manager Physics 9 Expired
US8966570B1 Entity to authorize delegation of permissions Physics 9 Active
US10313346B1 Virtual firewalls for multi-tenant distributed services Electricity 8 Active
US10210341B2 Delayed data access Physics 7 Active
US9547771B2 Policy enforcement with associated data Electricity 6 Active
US11695555B2 Federated key management Electricity 6 Active
US8881256B1 Portable access to auditing information Electricity 5 Active
US9832171B1 Negotiating a session with a cryptographic domain Electricity 5 Active
US9756031B1 Portable access to auditing information Electricity 5 Active
US10346626B1 Versioned access controls Physics 3 Active
US9590959B2 Data security service Electricity 3 Active
US9686261B2 Entity to authorize delegation of permissions Physics 3 Active

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