RD

Richard J. Duffy

NF Nylok Fastener: 5 patents #1 of 3Top 35%
📍 Salem, MA: #1 of 12 inventorsTop 9%
🗺 Massachusetts: #14 of 2,831 inventorsTop 1%
Overall (1989): #2,330 of 140,708Top 2%
5
Patents 1989

Issued Patents 1989

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4888214 Aparatus and method for coating fasteners Anthony DiMaio, Eugene D. Sessa 1989-12-19
4865881 Apparatus and process for making locking slide nuts Eugene D. Sessa 1989-09-12
4842890 Method for coating fasteners Eugene D. Sessa 1989-06-27
4835819 Coated fasteners and process for making the same 1989-06-06
4815414 Powder spray apparatus Eugene D. Sessa 1989-03-28