Inventor · Gilbert, AZ, US

Mark Buer

194Patents
23h-index
56Co-inventors
93Inventor score

Filing activity: Apr 15, 1996 → Feb 1, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US8245292B2 Multi-factor authentication using a smartcard Electricity 254 Active
US9015467B2 Tagging mechanism for data path security processing Electricity 219 Expired
US8442015B2 Method and system for an atomizing function of a mobile device Electricity 193 Active
US5963104A Standard cell ring oscillator of a non-deterministic randomizer circuit Physics 142 Expired
US6188257A Power-on-reset logic with secure power down capability Physics 112 Expired
US5835599A Muti-cycle non-parallel data encryption engine Electricity 87 Expired
US8112787B2 System and method for securing a credential via user and server verification Electricity 81 Active
US7773754B2 Key management system and method Electricity 75 Expired
US8890298B2 Embedded package security tamper mesh Emerging Cross-Sectional Technologies 70 Active
US8171531B2 Universal authentication token Physics 67 Active
US8166296B2 User authentication system Electricity 59 Active
US6523118B1 Secure cache for instruction and data protection Physics 54 Expired
US6003117A Secure memory management unit which utilizes a system processor to perform page swapping Physics 48 Expired
US7860486B2 Key revocation in a mobile device Electricity 39 Active
US6101605A Method and apparatus for performing a secure operation Electricity 33 Expired
US7191341B2 Methods and apparatus for ordering data in a cryptography accelerator Electricity 32 Expired
US7400722B2 Methods and apparatus for performing hash operations in a cryptography accelerator Electricity 32 Expired
US7007163B2 Methods and apparatus for accelerating secure session processing Electricity 30 Expired
US8332653B2 Secure processing environment Physics 27 Active
US6553496B1 Integration of security modules on an integrated circuit Physics 26 Expired
US8340299B2 Key management system and method Electricity 25 Active
US7177421B2 Authentication engine architecture and method Electricity 24 Expired
US6114880A Dynamic over frequency detection and protection circuitry Physics 23 Expired
US6910094B1 Secure memory management unit which uses multiple cryptographic algorithms Physics 23 Expired
US5671284A Data encryptor having a scalable clock Electricity 23 Expired

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