DC

David J. St. Clair

Shell Oil Compny: 2 patents #60 of 337Top 20%
📍 Houston, TX: #81 of 924 inventorsTop 9%
🗺 Texas: #331 of 4,134 inventorsTop 9%
Overall (1989): #29,292 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4869966 Encapsulated assemblage and method of making Gay M. Samuelson, Richard L. Danforth 1989-09-26
4835200 Color stable hot melt adhesive 1989-05-30