RJ

Richard G. Johanneck

📍 Litchfield, MN: #12 of 107 inventorsTop 15%
🗺 Minnesota: #10,397 of 52,454 inventorsTop 20%
Overall (All Time): #691,303 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11904990 Floating drive-on pontoon port 2024-02-20
D969590 Tie-down 2022-11-15
8876435 Floating dock, connection system, and accessories Paul A. Pilosi 2014-11-04
8292547 Floating dock, connection system, and accessories Paul A. Pilosi 2012-10-23
6088972 Concrete floor insert 2000-07-18
4702364 Silo chute hopper attachment 1987-10-27
4366773 Ventilation and feeding system for animal shelter 1983-01-04