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John W. Sawyer

📍 Indianapolis, IN: #1,388 of 5,011 inventorsTop 30%
🗺 Indiana: #8,550 of 33,936 inventorsTop 30%
Overall (All Time): #1,202,949 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9319848 Audience response communication system with long beacon James Edward McIntyre 2016-04-19
9306686 Audience response communication system James Edward McIntyre 2016-04-05
4564368 Method and apparatus for use in drying biomass particles Willard C. Sawyer, Edith M. Sawyer, Sherron M. Keef 1986-01-14
4530700 Method and apparatus for use in preparing biomass particles for fuel and for use as chemical feed stock Willard C. Sawyer, Edith M. Sawyer, Sherron M. Keef 1985-07-23