Denis S. Kopecki

EC Eastman Christensen: 1 patents #3 of 15Top 20%

📍 Salt Lake City, UT: #24 of 146 inventorsTop 20%

🗺 Utah: #87 of 504 inventorsTop 20%

Overall (1989): #120,848 of 140,708Top 90%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4872519	Drill string drill collars	—	1989-10-10