David Malah has been granted 11 US patents while listed as an inventor at AT&T . The first was granted in 1982 and the most recent in November 2013. David Malah ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list David Malah in Kiryat Bialik, IL.
Patents per Year Patents granted per year, 1982 to 2013 Bar chart with a peak of 3 patents in 1982. peak 3 1982: 3 patents 1982 1999: 1 patents 1999 2004: 1 patents 2004 2005: 1 patents 2005 2006: 1 patents 2006 2007: 1 patents 2007 2009: 1 patents 2009 2011: 1 patents 2011 2013: 1 patents 2013
Issued Patents All Time
Profile Widget
Showing 1–11 of 11 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
8595001 System for bandwidth extension of narrow-band speech Richard Vandervoort Cox 2013-11-26
$11,301,000
8069038 System for bandwidth extension of narrow-band speech Richard Vandervoort Cox 2011-11-29
$20,008,000
7613604 System for bandwidth extension of narrow-band speech Richard Vandervoort Cox 2009-11-03
$55,072,000
7216074 System for bandwidth extension of narrow-band speech Richard Vandervoort Cox 2007-05-08
$152,672,000
6988066 Method of bandwidth extension for narrow-band speech — 2006-01-17
$66,468,000
6895375 System for bandwidth extension of Narrow-band speech Richard Vandervoort Cox 2005-05-17
6804294 Method and apparatus for video frame selection for improved coding quality at low bit-rates John Hartung 2004-10-12
$20,742,000
5991718 System and method for noise threshold adaptation for voice activity detection in nonstationary noise environments — 1999-11-23
4361875 Multiple tone detector and locator David Hertz , Robert P. Kurshan 1982-11-30
$15,300,000
4348735 Cyclotomic tone detector and locator David Hertz , Robert P. Kurshan 1982-09-07
$21,545,000
4333156 Broadband cyclotomic tone detector Robert P. Kurshan 1982-06-01
$12,888,000