John F. Trogan

CC C.G. Bretting Manufacturing Co.: 4 patents #8 of 32Top 25%

📍 Ashland, WI: #7 of 33 inventorsTop 25%

🗺 Wisconsin: #10,776 of 40,088 inventorsTop 30%

Overall (All Time): #1,304,719 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
4765604	Resilient creaser	—	1988-08-23
4475730	Apparatus for folding and stacking paper products	—	1984-10-09
4270744	Tuckers on mechanical folding rolls	—	1981-06-02
4254947	Sheet overlap device	—	1981-03-10