Assignee
TELETYPE CORP
132 patents
Top patents by PatentIndex Score
US4063307ADec 13, 1977
Direct current power converter with start-up and protection circuits
TELETYPE CORP62 citations96
US3983317ASep 28, 1976
Astigmatizer for laser recording and reproducing system
TELETYPE CORP88 citations95
USD273110SMar 20, 1984
Teleprinter keyboard and telephone
TELETYPE CORP41 citations93
US3977007AAug 24, 1976
Gray tone generation
TELETYPE CORP87 citations93
US4065773ADec 27, 1977
Method and apparatus for generating gray tones in an ink jet printer
TELETYPE CORP32 citations92
US4229617AOct 21, 1980
Assembly for processing punched paper tape
TELETYPE CORP61 citations91
US4079828AMar 21, 1978
Apparatus for controlling the bi-directional transport of a flexible web
TELETYPE CORP31 citations91
US4496200AJan 29, 1985
Desk top keyboard display terminal with an articulated keyboard
TELETYPE CORP77 citations90
US4485553ADec 4, 1984
Method for manufacturing an integrated circuit device
TELETYPE CORP27 citations90
US4464681AAug 7, 1984
Method and apparatus for adjusting a facsimile document scanner
TELETYPE CORP38 citations90
US4244083AJan 13, 1981
Cable clamp
TELETYPE CORP43 citations90
US3961337AJun 1, 1976
Disposable ink supply and nozzle system using a simple pump
TELETYPE CORP38 citations90
US4498767AFeb 12, 1985
Apparatus for measuring light
TELETYPE CORP39 citations89
US4134695AJan 16, 1979
Printer carriage
TELETYPE CORP32 citations89
US3961269AJun 1, 1976
Multiple phase clock generator
TELETYPE CORP45 citations89
US4486856ADec 4, 1984
Cache memory and control circuit
TELETYPE CORP32 citations88
USD278239SApr 2, 1985
Stand-alone keyboard
TELETYPE CORP32 citations87
US4471931ASep 18, 1984
CRT Monitor tilt mechanism
TELETYPE CORP39 citations85
US4408914AOct 11, 1983
Printer ribbon cartridge mounting assembly
TELETYPE CORP49 citations84
US3931610AJan 6, 1976
Capacitive keyswitch sensor and method
TELETYPE CORP44 citations84
USD272624SFeb 14, 1984
Teleprinter keyboard
TELETYPE CORP17 citations82
US3982195ASep 21, 1976
Method and apparatus for decoding diphase signals
TELETYPE CORP29 citations82
US3952152AApr 20, 1976
CRT shield
TELETYPE CORP48 citations82
US4175145ANov 20, 1979
Making memory structure for laser recording system
TELETYPE CORP31 citations81
US4107595AAug 15, 1978
Current control system for a stepping motor
TELETYPE CORP32 citations81
US4031524AJun 21, 1977
Read-only memories, and readout circuits therefor
TELETYPE CORP26 citations81
US4101018AJul 18, 1978
Paper edge sensor
TELETYPE CORP28 citations80
US4472875ASep 25, 1984
Method for manufacturing an integrated circuit device
TELETYPE CORP22 citations79
US4107594AAug 15, 1978
Step motor velocity control
TELETYPE CORP27 citations79
US4046247ASep 6, 1977
Printer ribbon cartridge
TELETYPE CORP22 citations79
US3946245AMar 23, 1976
Fast-acting feedforward kicker circuit for use with two serially connected inverters
TELETYPE CORP20 citations79
US4274237AJun 23, 1981
Holder for a decorative trim strip
TELETYPE CORP23 citations78
US4197024AApr 8, 1980
Acoustical damping for printer
TELETYPE CORP20 citations78
US4045310AAug 30, 1977
Starting product for the production of a read-only memory and a method of producing it and the read-only memory
TELETYPE CORP26 citations78
US4011465AMar 8, 1977
MOSFET detecting and synchronizing circuit for asynchronous digital data
TELETYPE CORP31 citations78
US3977262AAug 31, 1976
Drive mechanism for a carriage
TELETYPE CORP27 citations78
US4001884AJan 4, 1977
Apparatus and method for recording and reproducing digital-data
TELETYPE CORP20 citations77
US4392083AJul 5, 1983
Radiation shield for a cathode ray tube
TELETYPE CORP26 citations75
US4176400ANov 27, 1979
Buffer storage and control
TELETYPE CORP27 citations75
US4365905ADec 28, 1982
Clamping device for form feed mechanisms
TELETYPE CORP8 citations74
US3951571AApr 20, 1976
Constant pressure pump
TELETYPE CORP10 citations74
US4414538ANov 8, 1983
Keyboard sense gate
TELETYPE CORP15 citations73
US3998377ADec 21, 1976
Method of and apparatus for bonding workpieces
TELETYPE CORP26 citations73
USD269528SJun 28, 1983
Forms accumulator shelf for a printer
TELETYPE CORP9 citations72
US4358690ANov 9, 1982
Digital voltage comparator
TELETYPE CORP10 citations72
US4207616AJun 10, 1980
Logic array having improved speed characteristics
TELETYPE CORP8 citations72
US4157178AJun 5, 1979
Method and apparatus for removing paper from a rotating drum
TELETYPE CORP16 citations72
US4132979AJan 2, 1979
Method and apparatus for controlling a programmable logic array
TELETYPE CORP8 citations72
US4047085ASep 6, 1977
Method and apparatus for controlling a web handling device
TELETYPE CORP11 citations72
US4004284AJan 18, 1977
Binary voltage-differential sensing circuits, and sense/refresh amplifier circuits for random-access memories
TELETYPE CORP19 citations72
Showing the top 50 of 132 patents by PatentIndex Score.