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David Malah
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Kiryat-Bialik, IL
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Patents Grants
last 30 patents
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Patent Grant
Multiple tone detector and locator
Patent number
4,361,875
Issue date
Nov 30, 1982
Bell Telephone Laboratories, Incorporated
David Hertz
G01 - MEASURING TESTING
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Patent Grant
Cyclotomic tone detector and locator
Patent number
4,348,735
Issue date
Sep 7, 1982
Bell Telephone Laboratories, Incorporated
David Hertz
G01 - MEASURING TESTING
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Patent Grant
Broadband cyclotomic tone detector
Patent number
4,333,156
Issue date
Jun 1, 1982
Bell Telephone Laboratories, Incorporated
Robert P. Kurshan
G06 - COMPUTING CALCULATING COUNTING