Roger F. Carlson

FS Federal Signal: 1 patents #293 of 717Top 45%

📍 Dousman, WI: #46 of 78 inventorsTop 60%

🗺 Wisconsin: #23,834 of 40,088 inventorsTop 60%

Overall (All Time): #3,819,471 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5194228	Fluidized bed apparatus for chemically treating workpieces	Jeffrey P. Weiss	1993-03-16