UO

Ulf N. Olsen

3M: 8 patents #1,961 of 11,543Top 20%
📍 Hokksund, MN: #1 of 1 inventorsTop 100%
Overall (All Time): #667,166 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5916399 Retroreflective transfer sheet material 1999-06-29
5785790 Transfer article for forming retro reflective and colored images and method of making same Erik Franke, Eilif Strand 1998-07-28
5679198 Method of producing a transfer for forming retroreflective graphic images Erik Franke, Eilif Strand 1997-10-21
5620613 Retroreflective transfer sheet material method 1997-04-15
5612119 Transfer article for forming retroreflective and colored images and method of making same Erik Franke, Eilif Strand 1997-03-18
5510178 Transfer article for forming tetroreflective and colored images and method of making same Erik Franke, Eilif Strand 1996-04-23
5503906 Retroreflective transfer sheet material 1996-04-02
5344705 Retroreflective transfer sheet material 1994-09-06