Robert W. Evans

UN Unknown: 1 patents #306 of 3,153Top 10%

📍 Leonidas, TX: #1 of 10 inventorsTop 10%

🗺 Texas: #1,154 of 16,454 inventorsTop 8%

Overall (2022): #40,750 of 548,613Top 8%

Patents 2022

Issued Patents 2022

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
11536106	Predetermined load release device for a jar	—	2022-12-27
11473385	Release lugs for a jarring device	—	2022-10-18
11414947	Release mechanism for a jarring tool	—	2022-08-16
11230901	Release lugs for a jarring device	—	2022-01-25