John Horn

John J. Horn (? – ?)

Please add referenced biography.

Document	Page	Class	Title	Author(s)	Year	Refers to
Tekscope 1981 V13 N2.pdf	13	Article	A High Resolution Color Picture Monitor for Television and Laboratory Use	Joe Hallett • John Horn	1981	690SR

Manufacturer	Model	Description	Designers	Introduced
Tektronix	1421	PAL vectorscope	John Horn	(?)
Tektronix	1422	PAL-M vectorscope	John Horn	(?)
Tektronix	W	8-23 MHz differential comparator	John Horn	1965
Tektronix	528	TV Waveform Monitor	John Horn	1969
Tektronix	650	NTSC color video monitor	Ron Olson • John Horn	1971
Tektronix	1420	NTSC vectorscope	John Horn	1975
Tektronix	650HR	NTSC color video monitor	Ron Olson • John Horn	1978
Tektronix	690SR	RGB color video monitor	John Horn	1981

Page	Office	Number	Title	Inventors	Company	Filing date	Grant date
Patent US 3558916A	US	3558916A	Circuit responsive to input signals of a selectable duration	John Horn	Tektronix Inc	1968-02-28	1971-01-26
Patent US 3559082A	US	3559082A	Circuit for providing a plurality of selectable sweep waveforms	John Horn	Tektronix Inc	1968-02-28	1971-01-26
Patent US 3781470A	US	3781470A	Phase control system for signal conditioning circuits	John Horn	Tektronix Inc	1971-10-27	1973-12-25
Patent US 4648113A	US	4648113A	Method and apparatus for providing a visual indication of a relationship between two signals	John Horn • Daniel G. Baker	Tektronix Inc	1985-09-11	1987-03-03
Patent US 4896149A	US	4896149A	Addressing structure using ionizable gaseous medium	Thomas S. Buzak • Paul C. Martin • Harold Wayne Olmstead • John Horn	Tektronix Inc	1988-01-19	1990-01-23