ZR

Zulfikar Ramzan

Broadcom: 28 patents #311 of 9,346Top 4%
ND Ntt Docomo: 27 patents #99 of 1,706Top 6%
EC Emc Ip Holding Company: 8 patents #580 of 4,608Top 15%
CI Cisco: 5 patents #2,800 of 13,007Top 25%
AT AT&T: 2 patents #7,280 of 18,772Top 40%
RS Rsa Security: 2 patents #16 of 69Top 25%
📍 Cupertino, CA: #153 of 6,989 inventorsTop 3%
🗺 California: #4,195 of 386,348 inventorsTop 2%
Overall (All Time): #27,873 of 4,157,543Top 1%
72
Patents All Time

Issued Patents All Time

Showing 51–72 of 72 patents

Patent #TitleCo-InventorsDate
8006086 Revocation of cryptographic digital certificates Craig B. Gentry, Bernhard Bruhn 2011-08-23
7987201 Method and apparatus for communication efficient private information retrieval and oblivious transfer Craig B. Gentry 2011-07-26
7975308 Method and apparatus to secure user confidential data from untrusted browser extensions Sourabh Satish, Govind Salinas 2011-07-05
7941422 Method and apparatus for communication efficient private information retrieval and oblivious transfer Craig B. Gentry 2011-05-10
7840994 Method and apparatus for efficient certificate revocation Craig B. Gentry 2010-11-23
7831998 Changing states of communication links in computer networks in an authenticated manner Philip Mackenzie, Craig B. Gentry 2010-11-09
7818570 Exclusive set system constructions including, but not limited to, applications to broadcast encryption and certificate revocation Craig B. Gentry, David P. Woodruff 2010-10-19
7814314 Revocation of cryptographic digital certificates Craig B. Gentry, Bernhard Bruhn 2010-10-12
7814320 Cryptographic authentication, and/or establishment of shared cryptographic keys, using a signing key encrypted with a non-one-time-pad encryption, including (but not limited to) techniques with improved security against malleability attacks Philip Mackenzie, Craig B. Gentry 2010-10-12
7783579 Method and apparatus for secure and small credits for verifiable service provider metering Craig B. Gentry 2010-08-24
7747857 Use of modular roots to perform authentication including, but not limited to, authentication of validity of digital certificates Craig B. Gentry, Bernhard Bruhn 2010-06-29
7743252 Use of modular roots to perform authentication including, but not limited to, authentication of validity of digital certificates Craig B. Gentry, Bernhard Bruhn 2010-06-22
7730319 Provisional signature schemes Craig B. Gentry, David T. Molnar 2010-06-01
7721089 Broadcast encryption using RSA Craig B. Gentry 2010-05-18
7664957 Digital signatures including identity-based aggregate signatures Craig B. Gentry 2010-02-16
7620606 Method and apparatus for secure and small credits for verifiable service provider metering Craig B. Gentry 2009-11-17
7620625 Method and apparatus for communication efficient private information retrieval and oblivious transfer Craig B. Gentry 2009-11-17
7523304 Generation of set coverings with free riders, and generation of ordered sets of meeting points, in systems which include, but are not limited to, systems for broadcast encryption and systems for certificate revocation Craig B. Gentry, David P. Woodruff 2009-04-21
7315941 Multi-certificate revocation using encrypted proof data for proving certificate's validity or invalidity Craig B. Gentry, Bernhard Bruhn 2008-01-01
7266692 Use of modular roots to perform authentication including, but not limited to, authentication of validity of digital certificates Craig B. Gentry, Bernhard Bruhn 2007-09-04
7221756 Constructions of variable input length cryptographic primitives for high efficiency and high security Sarvar Patel, Ganapathy Subramanian Sundaram 2007-05-22
7174013 Efficient universal hashing method Sarvar Patel 2007-02-06