N.V. Hollandse Signaalapparaten

Patent Applications and Registrations

Patent applications and USPTO patent grants for N.V. Hollandse Signaalapparaten.The latest application filed is for "frequency measuring circuit in a passive radar receiver".

Company Profile

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N.V. Hollandse Signaalapparaten - Hengelo NL

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Frequency measuring circuit in a passive radar receiver Grant 4,188,628 - Langeraar , et al. February 12, 1	1980-02-12
Method for the fabrication of printed circuits Grant 3,960,635 - La Roy , et al. June 1, 1	1976-06-01
Method for the manufacture of yarn Grant 3,877,214 - Van der Werf April 15, 1	1975-04-15
Radar System For Tracking Targets Flying At Low Altitude Grant 3,827,049 - van Staaden , et al. July 30, 1	1974-07-30
Noise-figure Measuring Circuit Grant 3,794,999 - Gellekink February 26, 1	1974-02-26
Device For The Processing Of Digital Symbol Data For The Purpose Of Displaying Text On A Television Monitor Grant 3,787,819 - Busink January 22, 1	1974-01-22
Monopulse Radar Apparatus Grant 3,708,794 - van Popta January 2, 1	1973-01-02
Apparatus For Generating An Analogue Sawtooth Voltage, The Slope Of Which Corresponds With The Mean Slope Of A Stepped Sawtooth Voltage Grant 3,676,784 - Le Comte July 11, 1	1972-07-11
Device For Making Predictions And Corrections From Radar Data Grant 3,646,588 - Van Popta February 29, 1	1972-02-29

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