EL

Edward R. Lawson

SH Shanklin: 2 patents #8 of 22Top 40%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Methuen, MA: #106 of 259 inventorsTop 45%
🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,273,702 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5675958 Seal jaw operating mechanism Frank G. Shanklin, Robin G. Thurgood, Mitchell Smith 1997-10-14
5321230 Seal wire heat control system Frank G. Shanklin 1994-06-14