RL

Raymond S. Laughlin

EI Erico International: 30 patents #2 of 144Top 2%
EI Erico Products, Inc,: 1 patents #3 of 10Top 30%
📍 Middlefield, OH: #1 of 42 inventorsTop 3%
🗺 Ohio: #1,668 of 73,341 inventorsTop 3%
Overall (All Time): #117,738 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
5148981 Track circuit retainer clip Edward J. Lynch, Jr. 1992-09-22
5127577 Track circuit retainer clip Edward J. Lynch, Jr. 1992-07-07
4955825 Electrical fixture John E. Groth, Martin F. Delmore 1990-09-11
4723749 Channel clip Eugene Carraro 1988-02-09
4715161 Suspended ceiling grid clip Eugene Carraro 1987-12-29
4429440 Strut clip Edward J. Lynch, Jr. 1984-02-07