Robert W. Siegfried, II

AR Atlantic Richfield: 3 patents #5 of 81Top 7%

📍 Elmira, NY: #1 of 11 inventorsTop 10%

🗺 New York: #235 of 5,342 inventorsTop 5%

Overall (1989): #7,478 of 140,708Top 6%

Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4867264	Apparatus and method for investigating wellbores and the like	—	1989-09-19
4829488	Drive mechanism for borehole televiewer	—	1989-05-09
4803667	Televiewer processing system	—	1989-02-07