CB

Charles L. Beeson

EA E.I. Du Pont De Nemours And: 3 patents #2,229 of 8,010Top 30%
📍 Hopewell, VA: #7 of 36 inventorsTop 20%
🗺 Virginia: #9,471 of 34,511 inventorsTop 30%
Overall (All Time): #1,658,360 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5225288 Solvent blockers and multilayer barrier coatings for thin films Raymond T. Cole, Gedeon I. Deak, Herbeson H. Leidolf, Jr. 1993-07-06
5151331 Solvent blockers and multilayer barrier coatings for thin films Raymond T. Cole, Gedeon I. Deak, Harbeson H. Leidolf, Jr. 1992-09-29
5102699 Solvent blockers and multilayer barrier coatings for thin films Raymond T. Cole, Gedeon I. Deak, Harbeson H. Leidolf, Jr. 1992-04-07