Larry R. Russell

📍 Houston, TX: #194 of 2,278 inventorsTop 9%

🗺 Texas: #1,482 of 14,752 inventorsTop 15%

Overall (2016): #64,620 of 481,213Top 15%

Patents 2016

Issued Patents 2016

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
9500050	Drillstring combination pressure reducing and signaling valve	—	2016-11-22
9328827	Quarter turn ball valve with lift-off seats	—	2016-05-03
9309979	Self piloted check valve	—	2016-04-12