MW

Melvin B. Welch

PP Phillips Petroleum: 4 patents #10 of 198Top 6%
📍 Bartlesville, OK: #10 of 142 inventorsTop 8%
🗺 Oklahoma: #12 of 552 inventorsTop 3%
Overall (1982): #1,843 of 81,411Top 3%
4
Patents 1982

Issued Patents 1982

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4331558 Polymerization catalyst and process Richard E. Dietz 1982-05-25
4331791 Polymerization process using high molecular weight epoxides Raymond G. Rohlfing, Richard E. Dietz 1982-05-25
4326988 Catalyst, method of producing the catalyst, and polymerization process employing the catalyst Richard E. Dietz, Charles E. Capshew 1982-04-27
4316818 Polymerization catalyst and process Richard E. Dietz 1982-02-23