JG

John T. Grzan

TA Tapeswitch: 2 patents #5 of 11Top 50%
Overall (All Time): #1,240,102 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8026454 Linear pressure switch apparatus and method Matt Grzan, Joseph L. Montalto 2011-09-27
7659485 Linear pressure switch apparatus and method Matt Grzan, Joseph L. Montalto 2010-02-09
7176397 Water resistant switch mat having activation across its entire surface 2007-02-13
7119704 Machine guarding system having a sensing mat with status indicator lights Robert Keats 2006-10-10