James D. Braatz — 1 Patent in 2021

PMPrecision Rail And Mfg.: 1 patents #1 of 2Top 50%

Greenfield, WI: #7 of 21 inventorsTop 35%

Wisconsin: #1,578 of 4,723 inventorsTop 35%

Overall (2021): #421,603 of 548,734Top 80%

1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
11124171	Systems and methods for making a modular railroad retarder control system	Richard E. Futter, Jr.	2021-09-21