Inventor · Los Altos, CA, US

Robert Beach

63Patents
24h-index
64Co-inventors
91Inventor score

Filing activity: Aug 1, 1988 → Nov 13, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5979757A Method and system for presenting item information using a portable data terminal Physics 942 Expired
US6330244A System for digital radio communication between a wireless lan and a PBX Electricity 510 Expired
US6084528A Intranet scanning terminal system Physics 323 Expired
US6199753A Method and system for presenting item information using a portable data terminal Physics 320 Expired
US6067297A Embedded access point supporting communication with mobile unit operating in power-saving mode Emerging Cross-Sectional Technologies 294 Expired
US7040541B2 Portable shopping and order fulfillment system Electricity 215 Expired
US6404772B1 Voice and data wireless communications network and method Electricity 209 Expired
US5058110A Protocol processor Electricity 186 Expired
US6853293B2 Wearable communication system Physics 164 Expired
US6550672B1 Method and system for presenting item information using a portable data terminal Physics 158 Expired
US6796505B2 Terminal locking system Physics 155 Expired
US7039358B1 Coexistence techniques in wireless networks Emerging Cross-Sectional Technologies 127 Expired
US7126945B2 Power saving function for wireless LANS: methods, system and program products Emerging Cross-Sectional Technologies 105 Expired
US6859134B1 Data communication device Emerging Cross-Sectional Technologies 103 Expired
US6587034B1 Data communication device Emerging Cross-Sectional Technologies 98 Expired
US6901270B1 Apparatus and method for wireless communication Electricity 88 Expired
US7440781B2 System and method for power conservation in a wireless device Emerging Cross-Sectional Technologies 78 Active
US5604516A Graphical user interface control for providing both automatic and manual data input Physics 64 Expired
USD389465S Portable terminal General 52 Expired
US7107221B1 Method and system for presenting item information using a portable data terminal Physics 52 Expired
US7173922B2 Multiple wireless local area networks occupying overlapping physical spaces Electricity 46 Expired
US6409086B1 Terminal locking system Physics 37 Expired
US7725326B1 Method and system for presenting item information using a portable data terminal Physics 34 Active
US7173923B2 Security in multiple wireless local area networks Electricity 33 Expired
US8391256B2 RF port for multiple wireless local area networks Electricity 23 Active

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