DY

David Yanik

WC Wirtz Manufacturing Company: 5 patents #8 of 22Top 40%
CR Crane Resistoflex: 2 patents #2 of 11Top 20%
📍 Marion, NC: #3 of 45 inventorsTop 7%
🗺 North Carolina: #6,564 of 45,564 inventorsTop 15%
Overall (All Time): #635,801 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10852225 Corrosion indicator for use with a piping system, and a piping system using the corrosion indicator Bradley Allen 2020-12-01
10145407 Wave washer, method of manufacture, method of use, and pipe joint using same Matthew Moose, Christopher Hock, Ron Moffitt, Landon Grindstaff, Dan L. Rink +1 more 2018-12-04
5494400 Battery plate stacker Roel Mendoza, Robert R. Rader 1996-02-27
5099982 Battery plate stacker John W. Wirtz, Robert R. Rader, Roel Mendoza, Dennis E. Essig 1992-03-31
5062762 Battery plate stacker method John W. Wirtz, Robert R. Rader, Roel Mendoza, Dennis E. Essig 1991-11-05
4973218 Battery plate stacker John W. Wirtz, Robert R. Rader, Roel Mendoza, Dennis E. Essig 1990-11-27
4606383 Battery grid pasting machine 1986-08-19
4583437 Rotary cutter Robert R. Rader 1986-04-22