GQ

Grant S. Quam

WE Wenger: 7 patents #7 of 82Top 9%
EJ E.F. Johnson: 1 patents #38 of 54Top 75%
📍 Owatonna, MN: #43 of 233 inventorsTop 20%
🗺 Minnesota: #9,275 of 52,454 inventorsTop 20%
Overall (All Time): #654,285 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
8215246 Portable staging and leg bracket therefor Martin E. Thiede 2012-07-10
6725968 Acoustic door assembly with continuous cam hinge Thomas A. Dettmann, Jay Iverson 2004-04-27
6520288 Acoustic door assembly Thomas A. Dettmann, Jay Iverson 2003-02-18
6106186 Modular portable stage system Dale L. Taipale, Michael D. Jines 2000-08-22
6006680 Portable stage assembly Martin E. Thiede 1999-12-28
5848501 Modular portable system Dale L. Taipale, Michael D. Jines 1998-12-15
5769560 Portable stage module fastening device 1998-06-23
4596440 Electrical probe contact 1986-06-24