RW

Robert W. Walden

AT AT&T: 8 patents #2,286 of 18,772Top 15%
AS Agere Systems: 4 patents #355 of 1,849Top 20%
AG Agere Systems Guardian: 2 patents #139 of 810Top 20%
Overall (All Time): #354,503 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7834634 Low-power switch state detection circuit and method and mobile telephone incorporating the same David Glen Martin, Richard Verney 2010-11-16
7702119 Multi-input gain control circuit 2010-04-20
6614294 Filter to remove noise coupling into a sensitive circuit node 2003-09-02
6539524 Method and apparatus for matching capacitance of filters having different circuit topologies 2003-03-25
6310520 High slew-rate operational amplifier architecture 2001-10-30
6271733 Integrated oscillator circuit with a memory based frequency control circuit and associated methods Ignacio Herrera Alzu, Rogelio Peon, Maarten Visee 2001-08-07
6166592 Linear CMOS transconductor with rail-to-rail compliance 2000-12-26
6150872 CMOS bandgap voltage reference Bruce W. McNeill 2000-11-21
6049236 Divide-by-one or divide-by-two qualified clock driver with glitch-free transitions between operating frequencies 2000-04-11
5896044 Universal logic level shifting circuit and method 1999-04-20
5841382 Fast testing of D/A converters Ramin Khoini-Poorfard, William Edward Burchanowski 1998-11-24
5530442 Circuit and method for testing a dithered analog-to-digital converter Steven R. Norsworthy, David Rich 1996-06-25
5416432 Median peak detector for controlling disk pickup head Stephen H. Lewis, Krishnaswamy Nagaraj 1995-05-16
5030926 Voltage controlled balanced crystal oscillator circuit 1991-07-09