Inventor · Kirkland, WA, US

Sandeep K. Singhal

86Patents
39h-index
103Co-inventors
91Inventor score

Filing activity: Dec 17, 1993 → Jan 24, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6332127A Systems, methods and computer program products for providing time and location specific advertising via the internet Physics 707 Expired
US6256666A Method and system for remotely managing electronic mail attachments Electricity 476 Expired
US6286043A User profile management in the presence of dynamic pages using content templates Electricity 370 Expired
US6185614A Method and system for collecting user profile information over the world-wide web in the presence of dynamic content using document comparators Emerging Cross-Sectional Technologies 304 Expired
US6633761B1 Enabling seamless user mobility in a short-range wireless networking environment Emerging Cross-Sectional Technologies 299 Expired
US6148328A Method and system for signaling presence of users in a networked environment Electricity 253 Expired
US6598161B1 Methods, systems and computer program products for multi-level encryption Physics 232 Expired
US7788378B2 Apparatus and method for community relay node discovery Electricity 221 Active
US5920692A Method and system for a remote notification service for a multi-user server architecture Electricity 196 Expired
US6457030B1 Systems, methods and computer program products for modifying web content for display via pervasive computing devices Physics 192 Expired
US6151622A Method and system for portably enabling view synchronization over the world-wide web using frame hierarchies Physics 188 Expired
US6564143B1 Method and apparatus for personalizing static and temporal location based services Physics 184 Expired
US6775772B1 Piggy-backed key exchange protocol for providing secure low-overhead browser connections from a client to a server using a trusted third party Electricity 171 Expired
US7197308B2 Enabling seamless user mobility in a short-range wireless networking environment Emerging Cross-Sectional Technologies 160 Expired
US7620902B2 Collaboration spaces Physics 132 Expired
US6985933B1 Method and system for increasing ease-of-use and bandwidth utilization in wireless devices Electricity 132 Expired
US5861883A Method and system for portably enabling awareness, touring, and conferencing over the world-wide web using proxies and shared-state servers Physics 131 Expired
US5907328A Automatic and configurable viewpoint switching in a 3D scene Physics 121 Expired
US6691227B1 Location-independent packet routing and secure access in a short-range wireless networking environment Electricity 119 Expired
US6975864B2 Seamless user mobility in a short-range wireless networking environment Emerging Cross-Sectional Technologies 110 Expired
US6530840B1 Method and system for an object architecture for a multi-user game lobby and game session Electricity 98 Expired
US7224979B2 Location-aware service proxies in a short-range wireless environment Electricity 84 Expired
US7698239B2 Self-evolving distributed system performance using a system health index Electricity 82 Active
US6708217B1 Method and system for receiving and demultiplexing multi-modal document content Electricity 78 Expired
US8489701B2 Private virtual LAN spanning a public network for connection of arbitrary hosts Electricity 77 Active

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