MH

Marvin R. Havens

W& W. R. Grace &: 2 patents #3 of 44Top 7%
WC W.R. Grace & Co.-Conn.: 1 patents #25 of 94Top 30%
📍 Greer, SC: #1 of 19 inventorsTop 6%
🗺 South Carolina: #12 of 527 inventorsTop 3%
Overall (1989): #8,700 of 140,708Top 7%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4882894 Agent for imparting antistatic characteristics to a thermoplastic polymer and a thermoplastic polymer composition containing the agent Joseph R. Lovin 1989-11-28
4848566 Antistatic/conductive container Robert R. Wilkie 1989-07-18
4800115 Agent for imparting antistatic characteristics to a thermoplastic polymer and a thermoplastic polymer composition containing the agent 1989-01-24