RH

R. Harelstad

3M: 3 patents #4,214 of 11,543Top 40%
Overall (All Time): #1,596,744 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6869654 Method of making printable forms comprising stickers and articles Scott T. Ginkel, Sundar Rajan 2005-03-22
6841236 Articles containing thioxanthone dyes Lee A. Pavelka, David B. Olson, David M. Burns 2005-01-11
6533961 Durable fluorescent organic pigments and methods of making David M. Burns, Lee A. Pavelka 2003-03-18