NN

Norman E. Nelson

3M: 10 patents #1,587 of 11,543Top 15%
Overall (All Time): #528,721 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4754357 Static inhibiting bars for videotape cassette 1988-06-28
4753397 Spring fastener for tape leader to reel hub 1988-06-28
4678080 Videocassette sleeve and cover 1987-07-07
4598329 Slack limiter for videocassettes 1986-07-01
4562028 Method for producing a bowed cassette shim 1985-12-31
4458858 Bowed cassette shim and method for making 1984-07-10
4440359 Cassette roller guide 1984-04-03
4328932 Reel weight assembly 1982-05-11
4257075 Tape magazine and recording and/or playback machine with improved magazine locating and loading structure Steve Wysocki, Peter J. Vogelgesang 1981-03-17
4184650 Plastic tape reel Robert C. Cheasick 1980-01-22