DW

Derrill P. Williams

📍 Scottsdale, AZ: #726 of 3,386 inventorsTop 25%
🗺 Arizona: #6,882 of 32,909 inventorsTop 25%
Overall (All Time): #1,022,045 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7974715 Audio/video transcription system Steven L. Townsend, Neil R. Jones, Stephen J. Fewings 2011-07-05
7617445 Log note system for digitally recorded audio Steven L. Townsend, Neil R. Jones, Stephen J. Fewings, Henry Hickling 2009-11-10
7212873 Audio/video transcription system Steven L. Townsend, Neil R. Jones, Stephen J. Fewings 2007-05-01
6871107 Digital audio transcription system Steven L. Townsend, Neil R. Jones, Stephen J. Fewings 2005-03-22
5810604 Electronic book and method Richard Kopp 1998-09-22