JJ

James E. Junkin

TM The Pittsburg & Midway Coal Mining: 1 patents #4 of 8Top 50%
📍 Englewood, CO: #4 of 30 inventorsTop 15%
🗺 Colorado: #133 of 721 inventorsTop 20%
Overall (1982): #56,126 of 81,411Top 70%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4364818 Control of pyrite addition in coal liquefaction process Bruce K. Schmid 1982-12-21