Patent assignee · US · COMPANY

Sycor, Inc.

31Patents
0Active
31Granted
35Portfolio score

Filing activity: Jun 21, 1974 → Feb 18, 1981

Most-cited patents

PatentTitleAreaCited byStatus
US4216512A Disc recorder with brushless DC motor drive Electricity 41 Expired
US4101945A Drive spindle assembly for disc file Physics 40 Expired
US4311399A Method and apparatus for setting and varying margins and line spacing on data printers Emerging Cross-Sectional Technologies 34 Expired
US4165188A Ribbon mask and guide for dot matrix impact printers Performing Operations; Transporting 26 Expired
US4046244A Impact matrix print head solenoid assembly Performing Operations; Transporting 23 Expired
US4005493A Method and means for moving recording heads in disc-type recorders Emerging Cross-Sectional Technologies 22 Expired
US4092687A Disc file assembly Physics 22 Expired
US4089569A Resilient mount for the driving shaft of an impact matrix printer and the like Mechanical Engineering; Lighting; Heating 20 Expired
US4071866A Disc recorder drive follower assembly Emerging Cross-Sectional Technologies 17 Expired
US4156260A Cartridge-loading tape recorder Physics 15 Expired
US3975774A Method and apparatus for loading flexible magnetic recording discs to transducing heads Physics 12 Expired
US4001888A Flexible disc recorder construction Physics 12 Expired
US4195938A Lateral position control means for data printer heads Performing Operations; Transporting 11 Expired
US4058196A Printer with interchangeable paper-feed modules Emerging Cross-Sectional Technologies 10 Expired
USD248299S Housing for a data entry terminal General 10 Expired
US4133015A Head positioner for disc recorders Physics 9 Expired
US3968972A Self centering hub for flexible recording discs and the like Emerging Cross-Sectional Technologies 9 Expired
US3973272A Disc receiver interlock for disc recorders Physics 9 Expired
USD244387S Disc-type data file General 9 Expired
US4305674A Lateral position control means for data printer heads Physics 8 Expired
US4146910A Combined speed control and sectoring index for disc recorders and the like Physics 8 Expired
US4096537A Lead screw support for a disc recorder Emerging Cross-Sectional Technologies 6 Expired
USD246974S Data printer General 5 Expired
US4303345A Ink ribbon drive for data printers Performing Operations; Transporting 4 Expired
US3973274A Method and apparatus for mounting and positioning magnetic recording heads Physics 3 Expired

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