FR

Frank S. Russell

SH Sleeper & Hartley: 8 patents #1 of 4Top 25%
📍 Marlborough, MA: #150 of 796 inventorsTop 20%
🗺 Massachusetts: #15,851 of 88,656 inventorsTop 20%
Overall (All Time): #671,220 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
4873854 Computer controlled coiling machine Timothy J. Hallihan 1989-10-17
4793171 Multi-slide wire and strip forming machine 1988-12-27
4607513 Wire working machine 1986-08-26
4528831 Wire coiling machine Robert J. Simonelli 1985-07-16
4524597 Method of supporting a camshaft in a wire coiling machine Robert J. Simonelli 1985-06-25
4416135 Wire coiling machine 1983-11-22
4402204 Wire coiling machine Robert J. Simonelli 1983-09-06
4372141 Wire coiling machine Robert J. Simonelli 1983-02-08