RH

Robert D. Hamann

3M: 5 patents #2,937 of 11,543Top 30%
Overall (All Time): #938,203 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12168743 Extruded polyurethane surface films Charlie C. Ho, Yongshang Lu, John J. Jaros, Jay M. Jennen, Ryan M. Braun +3 more 2024-12-17
11567239 Polyurethane layer for a light directing article Bimal V. Thakkar, Jay M. Jennen, Ryan M. Braun, Robert F. Watkins, Joseph D. Rule +2 more 2023-01-31
10884163 Polyurethane layer for a light directing article Bimal V. Thakkar, Jay M. Jennen, Ryan M. Braun, Robert F. Watkins, Joseph D. Rule +2 more 2021-01-05
10590303 Thermoplastic polyurethane compositions, articles, and methods thereof Charlie C. Ho, Jeremy P. Gundale, Vijay Rajamani, Ken Egashira, Chia-Hui Lin +1 more 2020-03-17
5848696 Wrapped material, and method and apparatus for wrapping and unwrapping such material Dennis L. Christ, Timothy D. Bredahl, Michael A. Giefer, Donald R. Peacock, Timothy J. Walker 1998-12-15