Patent assignee · US · COMPANY

Wang Laboratories, Inc.

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281Patents
0Active
281Granted
44Portfolio score

Filing activity: Feb 3, 1977 → Aug 18, 1997

Most-cited patents

PatentTitleAreaCited byStatus
US5369778A Data processor that customizes program behavior by using a resource retrieval capability Emerging Cross-Sectional Technologies 474 Expired
US5455953A Authorization system for obtaining in single step both identification and access rights of client to server directly from encrypted authorization ticket Electricity 461 Expired
US5260697A Computer with separate display plane and user interface processor Physics 316 Expired
US5369577A Text searching system Physics 304 Expired
US5991441A Real time handwriting recognition system Physics 281 Expired
US5206951A Integration of data between typed objects by mutual, direct invocation between object managers corresponding to object types Physics 278 Expired
US5553242A Client/server connection sharing Electricity 242 Expired
US5428776A System for composing a graphical interface to a relational database which displays a network of query and source icons Emerging Cross-Sectional Technologies 235 Expired
US5625833A Document annotation & manipulation in a data processing system Physics 219 Expired
US5060135A Apparatus for manipulating documents in a data processing system utilizing reduced images of sheets of information which are movable Physics 214 Expired
US5214761A Real-time adjustable-transform device driver for physical devices Physics 202 Expired
US4658351A Task control means for a multi-tasking data processing system Physics 202 Expired
US5303379A Link mechanism for linking data between objects and for performing operations on the linked data in an object based system Physics 197 Expired
US5634124A Data integration by object management Emerging Cross-Sectional Technologies 197 Expired
US5491495A User interface having simulated devices Physics 194 Expired
US5421015A Multitasking system having an application integration mechanism for linking differently typed data objects Physics 187 Expired
US4656605A Single in-line memory module Electricity 180 Expired
US5157783A Data base system which maintains project query list, desktop list and status of multiple ongoing research projects Emerging Cross-Sectional Technologies 177 Expired
US5363120A Computer input device using orientation sensor Physics 172 Expired
US4553206A Image storage and retrieval Emerging Cross-Sectional Technologies 163 Expired
US4815030A Multitask subscription data retrieval system Electricity 160 Expired
US4606002A B-tree structured data base using sparse array bit maps to store inverted lists Emerging Cross-Sectional Technologies 158 Expired
USD308055S Digitizing tablet for computer input General 152 Expired
US4942540A Method an apparatus for specification of communication parameters Physics 145 Expired
US5230048A Data processing system with tree and list data structure Emerging Cross-Sectional Technologies 143 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.