Matthew M. Helfer

📍 Jefferson City, TN: #2 of 5 inventorsTop 40%

🗺 Tennessee: #223 of 1,057 inventorsTop 25%

Overall (1997): #110,377 of 185,788Top 60%

Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5692241	Necktie forming device	—	1997-12-02