Inventor · Menlo Park, CA, US

Dirk Balfanz

33Patents
19h-index
42Co-inventors
77Inventor score

Filing activity: Mar 13, 2000 → Jan 4, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US7275156B2 Method and apparatus for establishing and using a secure credential infrastructure Electricity 204 Expired
US7246374B1 Enhancing computer system security via multiple user desktops Physics 126 Expired
US8256664B1 Out-of band authentication of browser sessions Electricity 94 Active
US7392387B2 Apparatus and methods for providing secured communication Electricity 75 Active
US7581096B2 Method, apparatus, and program product for automatically provisioning secure network elements Electricity 74 Expired
US7937089B2 Method, apparatus, and program product for provisioning secure wireless sensors Electricity 73 Expired
US7757076B2 Method and apparatus for using a secure credential infrastructure to access vehicle components Electricity 69 Active
US7376834B2 System and method for securely controlling communications Electricity 67 Expired
US8156337B2 Systems and methods for authenticating communications in a network medium Electricity 66 Active
US7454619B2 Method, apparatus, and program product for securely presenting situation information Electricity 66 Expired
US9325696B1 System and method for authenticating to a participating website using locally stored credentials Electricity 65 Active
US8515389B2 Method, apparatus, and program product for provisioning secure wireless sensors Electricity 65 Active
US7400732B2 Systems and methods for non-interactive session key distribution with revocation Electricity 64 Expired
US7916861B2 System and method for establishing secondary channels Electricity 62 Active
US7904720B2 System and method for providing secure resource management Electricity 60 Expired
US7937752B2 Systems and methods for authenticating communications in a network medium Electricity 55 Active
US9276914B2 Auto-user registration and unlocking of a computing device Electricity 45 Active
US7185199B2 Apparatus and methods for providing secured communication Electricity 38 Expired
US7793110B2 Posture-based data protection Physics 35 Active
US7130998B2 Using a portable security token to facilitate cross-certification between certification authorities Electricity 16 Expired
US7822863B2 Personal domain controller Electricity 15 Active
US7552322B2 Using a portable security token to facilitate public key certification for devices in a network Physics 14 Active
US7426271B2 System and method for establishing secondary channels Electricity 13 Expired
US7549047B2 Method and system for securely sharing files Electricity 8 Expired
US9449160B1 Methods and systems of adding a user account to a device Electricity 8 Active

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