EH

Edwin A. Hallberg

RC Rogers Athletic Company: 3 patents #9 of 19Top 50%
ST Stageright: 3 patents #6 of 15Top 40%
The Dow Chemical: 1 patents #2,215 of 4,115Top 55%
Overall (All Time): #751,857 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
7584575 Variable height fold and roll staging and method of assembling same 2009-09-08
6598351 Telescopic seating riser assembly 2003-07-29
6520460 Extendible leg device Kenneth Edward Staten 2003-02-18
D459003 Telescopic seating riser 2002-06-18
6309327 Reaction and technique development sled 2001-10-30
5888152 Gauntlet athletic training sled and methods of using and constructing it Orley David Rogers, Kenneth Edward Staten 1999-03-30
4742741 Rotary sheeter Gary C. Welsh 1988-05-10