For the Inventor, By the Inventor

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Raleigh, NC, United States of America

Zenph Sound Innovations, Inc.

USPTO Granted Patents = 2

Forward Citations = 26

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4 inventors (with patents filed for the assignee):

John Quillian Walker, Ii (2 out of 10 patents)

Peter James Schwaller (2 out of 14 patents)

Joel L Webb (1 out of 15 patents)

4. Andrew H Gross (1 out of 2 patents)

2 patents: Sort by Forward Citations

1. 8093484 - Methods, systems and computer program products for regenerating audio performances (2012-01-10),

2. 8008566 - Methods, systems and computer program products for detecting musical notes in an audio signal (2011-08-30),

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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#182 in Raleigh, NC

#1,999 in North Carolina

#92,651 in US

Raleigh, NC, United States of America

Zenph Sound Innovations, Inc.

Forward Citations = 26

4 inventors:

John Quillian Walker, Ii (2 out of 10 patents)

Peter James Schwaller (2 out of 14 patents)

Joel L Webb (1 out of 15 patents)

4. Andrew H Gross (1 out of 2 patents)

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