Robert S. Langdon

📍 Gilbert, AZ: #95 of 253 inventorsTop 40%

🗺 Arizona: #1,399 of 3,883 inventorsTop 40%

Overall (2017): #262,942 of 506,227Top 55%

Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
9844866	Concrete anchor driver tool	—	2017-12-19