RA

Richard C. Allen

3M: 2 patents #129 of 1,069Top 15%
📍 Los Gatos, CA: #25 of 184 inventorsTop 15%
🗺 California: #1,869 of 17,285 inventorsTop 15%
Overall (1997): #26,783 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5610455 Electret containing syndiotactic vinyl aromatic polymer Anthony Flannery, Charles R. Kleissler, David B. Redmond 1997-03-11
5604019 Tear resistant multilayer films and articles incorporating such films Ralph H. Bland, James M. Jonza, James D. Smith, Jeffrey F. Bradley, Kenneth B. Smith +1 more 1997-02-18