DJ

David L. Johns

📍 Clearwater, FL: #129 of 932 inventorsTop 15%
🗺 Florida: #10,833 of 67,251 inventorsTop 20%
Overall (All Time): #1,026,510 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7854509 Vision screener 2010-12-21
D290405 Extended illuminator 1987-06-16
4616660 Variable alternating current output nerve locator/stimulator 1986-10-14
4563570 Battery powered cautery with improved protective cover arrangement 1986-01-07
4516194 Pen light 1985-05-07