John W. Roff, Jr.

📍 Conroe, TX: #14 of 42 inventorsTop 35%

🗺 Texas: #1,517 of 5,943 inventorsTop 30%

Overall (1997): #126,448 of 185,788Top 70%

Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5593582	Two for one shale shaker	—	1997-01-14