PF

Paul Anthony Frindle

SO Sony: 22 patents #1,822 of 25,231Top 8%
Overall (All Time): #387,656 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7369906 Digital audio signal processing 2008-05-06
6405230 Digital filter David Charles William Richards, John W. Richards 2002-06-11
6094491 Capacitive touch detection John East, Simon Irving Harrison 2000-07-25
6061458 Audio mixing console John East, Simon Irving Harrison, William Edmund Cranstoun Kentish 2000-05-09
5940521 Audio mixing console John East, Simon Irving Harrison, Tetsuya Konishi 1999-08-17
5930375 Audio mixing console John East, Simon Irving Harrison, William Edmund Cranstoun Kentish 1999-07-27
5923768 Digital audio processing Peter Charles Eastty 1999-07-13
5923767 Digital audio processing Peter Charles Eastty 1999-07-13
5880718 Capacitive touch detection John East, Simon Irving Harrison 1999-03-09
5784015 Signal processing apparatus and method with a clock signal generator for generating first and second clock signals having respective frequencies harmonically related to a sampling frequency 1998-07-21
5677962 Hybrid analog and digital amplifier with a delayed step change in the digital gain Simon Irving Harrison 1997-10-14
5623551 Linear control arrangements John East 1997-04-22
5148163 Digital to analog conversion circuit with dither and overflow prevention 1992-09-15