1956-2010-Tektronix-Patents.Pdf
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This sheet is for US patents only. Only Tektronix inventors are shown and the names are included in the Patent By Name and Patent By Number summary sheets. Trade secrets are not included. Design and reissue patents shown in red. Patent US Patent Title Inventors (Only Tektronix inventors shown) Issue Date Assignee Notes 2752527 Method of Magnifying Waveforms on a CRT and Circuit Therefor Ropiequet; Richard L. (Portland OR) June 26, 1956 Tektronix, Inc. (Portland, OR) 2769904 Gated Sweep Generator Ropiequet; Richard L. (Portland OR) November 6, 1956 Tektronix, Inc. (Portland, OR) 2769905 Sweep Circuit Ropiequet; Richard L. (Portland OR) November 6, 1956 Tektronix, Inc. (Portland, OR) 2778935 Cascode Multivibrator Ropiequet; Richard L. (Portland OR) January 22, 1957 Tektronix, Inc. (Portland, OR) 2791642 Phase Inversion Circuit Kobbe; John R. (Beaverton, OR) May 7, 1957 Tektronix, Inc. (Portland, OR) 2804571 Unblanking Circuit for Cathode Ray Tubes Kobbe; John R. (Beaverton, OR) August 27, 1957 Tektronix, Inc. (Portland, OR) 2826694 Free-Running Multiviberator Ropiequet; Richard L. (Portland OR) March 11, 1958 Tektronix, Inc. (Portland, OR) 2836807 Ceramic Terminal Mount Goodfellow; Marion T (Beaverton, OR) May 27, 1958 Tektronix, Inc. (Portland, OR) Davis; Robert J. (Portland, OR) 2853609 Multivibrator Hold Off Circuit Ropiequet; Richard L. (Portland OR) September 23, 1958 Tektronix, Inc. (Portland, OR) Kobbe; John R. (Beaverton, OR) 2883619 Electrical Probe Kobbe; John R. (Beaverton, OR) April 21, 1959 Tektronix, Inc. (Portland, OR) Polits; William J. (Beaverton, OR) 2922074 Electron Beam Deflection Structure Moulton; Clifford H. (Portland, OR) January 19, 1960 Tektronix, Inc. (Portland, OR) 2924712 Sweep Voltage Generator Edens; George E. (Elmwood Park, IL) February 9, 1960 Tektronix, Inc. (Portland, OR) 2930986 Distributed Amplifier Kobbe; John R. (Beaverton, OR) March 29, 1960 Tektronix, Inc. (Portland, OR) Polits; William J. (Beaverton, OR) D190975 Combined Viewer and Camera Attachment for a Cathode Merrick; Maurice J. (Portland, OR) July 25, 1961 Tektronix, Inc. (Beaverton, OR) Ray Oscilloscope 3009094 Current Control Circuit Rhodes; Charles W. (Portland, OR) November 14, 1961 Tektronix, Inc. (Portland, OR) 3022973 Support Device Morrow; James E. (Portland, OR) February 27, 1962 Tektronix, Inc. (Portland, OR) Boyle; Jamie N. (Portland, OR) 3023336 CRT Having Post Acceleration Lothar; Frenkel (Portland, OR) February 27, 1962 Tektronix, Inc. (Portland, OR) D192792 Mobile Stand For The Oscilloscope Or The Like Morris; Gale P. (Beaverton, OR) May 15, 1962 Tektronix, Inc. (Beaverton, OR) 3061788 Multivibrator Hold-Off Circuit Kobbe; John R. (Beaverton, OR) October 30, 1962 Tektronix, Inc. (Portland, OR) 3071737 Signal Energy Take Off Device Lam; Tat C. (Beaverton, OR) January 1, 1963 Tektronix, Inc. (Portland, OR) 3074011 Turret Device for Electric Circuits Hendrick; Langdon C. (Portland, OR) January 15, 1963 Tektronix, Inc. (Portland, OR) 3074020 Bistable Multivibrator Which Changes States in Response to a Single Ropiequet; Richard L. (Portland OR) January 15, 1963 Tektronix, Inc. (Portland, OR) Limited Range, Variable Input Signal 3105945 Signal Energy Take Off Device McCutcheon; Samuel R. (Aloha, OR) October 1, 1963 Tektronix, Inc. (Portland, OR) Winningstad, Chester N. (Portland OR) Moulton, Clifford H. (Portland, OR) 3121020 Method of Coating Notches of Ceramic Terminal Mounts Low; Robert (Beaverton, OR) February 11, 1964 Tektronix, Inc. (Portland, OR) 3122652 Time Base Generator Kobbe; John R. (Beaverton, OR) February 25, 1964 Tektronix, Inc. (Beaverton, OR) Svehaug, Oswald C. (Portland, OR) 3123781 Signal Energy Take Off Device Winningstad; Chester N. (Portland, OR) March 3, 1964 Tektronix, Inc. (Beaverton, OR) 3134077 Electrical Probe Apparatus for Measuring the Characteristics of Hutchins, IV; Thomas B. (Beaverton, OR) May 19, 1964 Tektronix, Inc. (Beaverton, OR) Semiconductor Material Myers; William C. (Hillsboro, OR) Delord; Jean F. (Portland OR) 3149903 Optical Apparatus Merrick; Maurice J. (Portland, OR) September 22, 1964 Tektronix, Inc. (Beaverton, OR) 3150247 Coaxial Connector and Switch Combination White; Robert G. (Portland, OR) September 22, 1964 Tektronix, Inc. (Beaverton, OR) 3153581 Large Area Connection for Semiconductors and Method of Making Hutchins, IV; Thomas B. (Beaverton, OR) October 20, 1964 Tektronix, Inc. (Beaverton, OR) 3153734 Comparator Circuits for Determining When a Number is Greater McCutcheon; Samuel R. (Aloha, OR) October 20, 1964 Tektronix, Inc. (Beaverton, OR) Than a Predetermined Number 3159780 Semiconductor Bridge Rectifier Parks; Paul F. (Hillsboro, OR) December 1, 1964 Tektronix, Inc. (Beaverton, OR) 3168656 Transmission Line Circuit Having Termination Impedance Which Kobbe; John R. (Beaverton, OR) February 2, 1965 Tektronix, Inc. (Beaverton, OR) Includes Emitter Junction of Transistor 3168679 Intensity Control Compensation Circuit for Use in a Cathode Ray Kobbe; John R. (Beaverton, OR) February 2, 1965 Tektronix, Inc. (Beaverton, OR) Oscilloscope D210260 Physiological Unit For Monitoring Body Functions Cappelli; Raymond Ugo (Hillsboro, OR) February 20, 1965 Tektronix, Inc. (Beaverton, OR) Nelson; Jack Randolph (Beaverton, OR) D210360 Cart For Transporting a Cathode Ray Oscilloscope Gerakos; Jim (Portland, OR) March 5, 1965 Tektronix, Inc. (Beaverton, OR) 3174070 Electron Beam Deflection Structure with Compensation for Beam Moulton; Clifford H. (Portland, OR) March 16, 1965 Tektronix, Inc. (Beaverton, OR) Transit Time 3181086 Electrical Switch with the Outer Conductors of Coaxial Leads McCutcheon; Samuel R. (Aloha, OR) April 27, 1965 Tektronix, Inc. (Beaverton, OR) Connected to Spaced Shield Plates Winningstad, Chester N. (Portland OR) 3185887 Deflection Amplifier Compensation Linearizer Circuit Kobbe; John R. (Beaverton, OR) May 25, 1965 Tektronix, Inc. (Beaverton, OR) 3187118 Electrical Switch Having Means for Interconnecting Concentric Switch Butler; Marlow D. (Portland, OR) June 1, 1965 Tektronix, Inc. (Beaverton, OR) Shafts Svehaug; Oswald C. (Portland, OR) 3188244 Method of Forming PN Junction in Semiconductor Material Hutchins, IV; Thomas B. (Beaverton, OR) June 8, 1965 Tektronix, Inc. (Beaverton, OR) Delord; Jean F. (Portland, OR) Myers, William C. (Hillsboro, OR) 3188264 Loose Fill Packing Material Holden; Robert E. (Aloha, OR) June 8, 1965 Tektronix, Inc. (Beaverton, OR) 3196292 Noise Suppressor Circuit McCutcheon; Samuel R. (Aloha, OR) July 20, 1965 Tektronix, Inc. (Beaverton, OR) 3207861 Dual Switch Assembly Including Two Switches Operated White; Robert G. (Portland, OR) September 21, 1965 Tektronix, Inc. (Beaverton, OR) Independently by a Common Drive Shaft 3207936 Electron Beam Display Device Wilbanks; William H. (Hillsboro, OR) September 21, 1965 Tektronix, Inc. (Beaverton, OR) Johnson, Robert H. (Hillsboro, OR) Wang; Chan H. (Portland, OR) Erzen, Frank C. (Portland, OR) 3214516 Storage Tube and Electrical Readout Apparatus and Method for Anderson; Robert H. (Portland, OR) October 26, 1965 Tektronix, Inc. (Beaverton, OR) Such Tube Page 1 of 72 Patent US Patent Title Inventors (Only Tektronix inventors shown) Issue Date Assignee Notes 3214607 Pulse Generator Circuit Rogers; John V. (Portland, OR) October 26, 1965 Tektronix, Inc. (Beaverton, OR) 3214631 Tube Having Target with Store and/or Non-Store Sections Anderson; Robert H. (Portland, OR) October 26, 1965 Tektronix, Inc. (Beaverton, OR) 3215948 Triggering Circuit for Automatically Changing the Mode of Operation Dalton; Oliver (Beaverton, OR) November 2, 1965 Tektronix, Inc. (Beaverton, OR) of a Signal Generator 3215959 Shielded Electrical Attenuator Assembly Velsink; Willem B. (Beaverton, OR) November 2, 1965 Tektronix, Inc. (Beaverton, OR) 3219801 Pulse Counter Kobbe, John R. (Beaverton, OR) November 23, 1965 Tektronix, Inc. (Beaverton, OR) McCutcheon, Samuel R. (Aloha, OR) 3227992 Mounting Device for Transistor Socket and the Like Strong; William W. (Portland, OR) January 4, 1966 Tektronix, Inc. (Beaverton, OR) 3229106 Method of Modulating Light with Intrinsic Semiconductor Device and Delord; Jean F. (Portland, OR) January 11, 1966 Tektronix, Inc. (Beaverton, OR) Electrical Signal Modulator Employing Such Device Myers; William C. (Hillsboro, OR) Johnston; Kent H. (Beaverton, OR) 3229212 Direct Sampling Apparatus Rogers; John V. (Portland, OR) January 11, 1966 Tektronix, Inc. (Beaverton, OR) 3247462 Balanced Paraphase Amplifier Including a Feed Forward Path Kobbe, John R. (Beaverton, OR) April 19, 1966 Tektronix, Inc. (Beaverton, OR) 3248655 Ratchet Memory Circuit and Sampling System Employing Such Kobbe, John R. (Beaverton, OR) April 26, 1966 Tektronix, Inc. (Beaverton, OR) Circuit Moulton; Clifford Harold (Portland, OR) Rogers; John V. (Portland, OR) Winningstad; Chester N. (Portland, OR) 3249866 Direct Reading Bridge Circuit Barr; David D. (Portland, OR) May 3, 1966 Tektronix, Inc. (Beaverton, OR) Crane, Jr.; Albert S. (Aloha, OR) 3253144 Electron Lens Having Means for Correcting Astigmatism Rempfer; Gertrude F. (Forest Grove, OR) May 24, 1966 Tektronix, Inc. (Beaverton, OR) 3253225 Hybrid Amplifier Circuit Dalton; Oliver (Beaverton, OR) May 24, 1966 Tektronix, Inc. (Beaverton, OR) Rullman; Robert G. (Beaverton, OR) 3255393 Metal to Semiconductor Rectifying Junction Hutchins, IV; Thomas B. (Beaverton, OR) June 7, 1966 Tektronix, Inc. (Beaverton, OR) Douglas; George C. (Beaverton, OR) 3255419 Wide Band Amplifier Circuit Having Current Amplifier Input Stage and Knapton; James H. (Beaverton, OR) June 7, 1966