Matthew M. Helfer

📍 Jefferson City, TN: #15 of 43 inventorsTop 35%

🗺 Tennessee: #7,532 of 20,272 inventorsTop 40%

Overall (All Time): #2,258,533 of 4,157,543Top 55%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D392216	Necktie form	—	1998-03-17
5692241	Necktie forming device	—	1997-12-02