DS

Daniel J. Steffan

AP Alliance Plastics: 2 patents #1 of 6Top 20%
MI Mueller Industries: 1 patents #17 of 45Top 40%
Overall (All Time): #1,597,373 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10514124 Plug with handle John Webb, Michael Baum, Christie Shumpert, Robert Merrill Sutton, Christopher Charles Saylor +1 more 2019-12-24
6854616 Protective valve cap 2005-02-15
D468002 Protective valve cap 2002-12-31