RG

Raymond E. Grunzinger

3M: 9 patents #1,775 of 11,543Top 20%
Overall (All Time): #589,581 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6156436 Use of a crystalline bead bond layer in a retroreflective article William D. Joseph, Lee A. Pavelka 2000-12-05
5262225 Embossable sign construction Bruce B. Wilson 1993-11-16
5256721 Polymer composition for use as flexible dimensionally stable coating; and method Bruce B. Wilson 1993-10-26
5077117 Pavement marking material with rupturing top layer James H. C. Harper 1991-12-31
5008142 Embedded lens retroreflective sheeting with flexible, dimensionally stable coating Bruce B. Wilson 1991-04-16
4808471 Flat transparent top coat for retroreflective sheeting 1989-02-28
4725494 Retroreflective sheeting Louis C. Belisle, Thomas R. Borden 1988-02-16
4721649 Retroreflective sheeting Louis C. Belisle, Thomas R. Borden 1988-01-26
4530859 Method of preparing a polymeric coating composition from a blocked isocyanate-functional polymeric compound and a crosslinking agent which is insoluble in aprotic solvents 1985-07-23