ES

Evan H. R. Spreen

📍 Katy, TX: #98 of 308 inventorsTop 35%
🗺 Texas: #5,225 of 15,389 inventorsTop 35%
Overall (2017): #426,764 of 506,227Top 85%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9564043 Automated firearm security measures to contact assistance Raymon Sanders, David Lee Sanders, Kenneth Conquest, Michael R. Saylor, David R. Spreen 2017-02-07