LF

Lennart C. Fredriksson

3M: 7 patents #2,212 of 11,543Top 20%
Overall (All Time): #660,004 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D539988 Welding helmet visor David Crafoord, Rutger Belin, Jonas Fridholm, Oskar Juhlin, Niklas Lilenthal +1 more 2007-04-03
D533313 Ear portion of a welding helmet Kjell I. Mases, David Crafoord, Rutger Belin, Jonas Fridholm, Oskar Juhlin +1 more 2006-12-05
D532939 Top portion of a welding helmet Oskar Juhlin, Niklas Lilenthal, Kjell I. Mases, David Crafoord, Rutger Belin +1 more 2006-11-28
D532560 Side portion of a welding helmet Jonas Fridholm, Oskar Juhlin, Niklas Lilenthal, Kjell I. Mases, David Crafoord +1 more 2006-11-21
D526097 Side portion of a welding helmet Niklas Lilenthal, Kjell I. Mases, David Crafoord, Rutger Belin, Jonas Fridholm +1 more 2006-08-01
D525395 Welding helmet lens frame Jonas Fridholm, Oskar Juhlin, Niklas Lilenthal, Kjell I. Mases, David Crafoord +1 more 2006-07-18
D524992 Pair of welding helmet visor flanges Rutger Belin, Jonas Fridholm, Oskar Juhlin, Niklas Lilenthal, Kjell I. Mases +1 more 2006-07-11
5773751 Shell for gun with smooth-bore barrel Arne Wikstrom 1998-06-30