RF

Robert Frei

VC Volm Companies: 8 patents #1 of 10Top 10%
MC Mkb Company: 1 patents #4 of 6Top 70%
📍 Antigo, WI: #2 of 28 inventorsTop 8%
🗺 Wisconsin: #5,297 of 40,088 inventorsTop 15%
Overall (All Time): #552,250 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11667439 Synthetic mesh reinforced multilayer material and bags made therefrom Corbett Hefner 2023-06-06
11142375 Synthetic mesh reinforced multilayer material and bags made therefrom Corbett Hefner 2021-10-12
10934042 Method of making form, fill, and seal bags Corbett Hefner, Friedrich Landertshamer, Alan Mueller 2021-03-02
10815034 Multi-substrate bag with gusseted mesh bottom Micah Johnson, John Schemecker 2020-10-27
10745881 Method of manufacturing a compost filter sock that is linearly stable during filling Michael A. Zock 2020-08-18
9630375 Form, fill, and seal bags and method of production Corbett Hefner, Friedrich Landertshamer 2017-04-25
9573342 Open-mesh bags and methods of production Corbett Hefner, Friedrich Landertshamer, Alan Mueller 2017-02-21
9339986 Open mesh material and bags made therefrom Corbett Hefner, Friedrich Landertshamer, Alan Mueller 2016-05-17
8784967 Open mesh material and bags made therefrom Corbett Hefner, Friedrich Landertshamer, Alan Mueller 2014-07-22