Inventor · Jamul, CA, US

William E. Sobel

181Patents
34h-index
38Co-inventors
90Inventor score

Filing activity: Jun 3, 1998 → Sep 13, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US7159149B2 Heuristic detection and termination of fast spreading network worm attacks Physics 343 Expired
US8584234B1 Secure network cache content Electricity 278 Active
US8561181B1 Detecting man-in-the-middle attacks via security transitions Physics 243 Active
US7529785B1 Efficient backups using dynamically shared storage pools in peer-to-peer networks Physics 167 Active
US7293063B1 System utilizing updated spam signatures for performing secondary signature-based analysis of a held e-mail to improve spam email detection Physics 128 Expired
US7124272B1 File usage history log for improved placement of files in differential rate memory according to frequency of utilizations and volatility of allocation space Physics 119 Expired
US7437764B1 Vulnerability assessment of disk images Physics 98 Expired
US8321934B1 Anti-phishing early warning system based on end user data submission statistics Physics 93 Active
US8402528B1 Portable firewall adapter Electricity 80 Active
US8499354B1 Preventing malware from abusing application data Physics 80 Active
US7366919B1 Use of geo-location data for spam detection Electricity 77 Expired
US8353021B1 Determining firewall rules for an application on a client based on firewall rules and reputations of other clients Electricity 75 Active
US7827607B2 Enhanced client compliancy using database of security sensor data Electricity 73 Active
US7555551B1 Automatic controllable deployment of software updates Physics 72 Active
US6205558A Recovery of file systems after modification failure Emerging Cross-Sectional Technologies 72 Expired
US7249187B2 Enforcement of compliance with network security policies Electricity 72 Expired
US6167407A Backtracked incremental updating Emerging Cross-Sectional Technologies 69 Expired
US8413146B1 Hypervisor assisted single instance data access by multiple virtual machines Physics 61 Active
US7739494B1 SSL validation and stripping using trustworthiness factors Electricity 56 Active
US8108536B1 Systems and methods for determining the trustworthiness of a server in a streaming environment Electricity 55 Active
US7647622B1 Dynamic security policy through use of empirical security events Electricity 54 Active
US8959509B1 Techniques for virtual machine backup scheduling Physics 54 Active
US8341734B1 Method and system to audit physical copy data leakage Physics 53 Active
US8131846B1 Global, location-aware computer security Electricity 53 Active
US8225401B2 Methods and systems for detecting man-in-the-browser attacks Electricity 52 Active

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