Gregory R. Thorwall

HH Holland Hitch: 1 patents #1 of 2Top 50%

📍 Holland, MI: #21 of 96 inventorsTop 25%

🗺 Michigan: #973 of 4,313 inventorsTop 25%

Overall (1994): #130,310 of 165,921Top 80%

Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5332250	Pintle hook	Gerald W. Hungerink	1994-07-26