SL

Stephen J. Leadvaro

GP Gte Products: 8 patents #86 of 928Top 10%
📍 Salem, MA: #44 of 331 inventorsTop 15%
🗺 Massachusetts: #15,851 of 88,656 inventorsTop 20%
Overall (All Time): #669,909 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5254902 Filament support for tubular lamp capsule Robert M. Griffin, Peter R. Gagnon, Roy Martin 1993-10-19
5212422 Lamp capsule support base A. Charles Topel, Lewis H. Palmer, III, Peter R. Gagnon, Roy Martin 1993-05-18
5209689 Methods for mounting filaments in tubular incandescent lamp capsules Robert M. Griffin, Peter R. Gagnon, Roy Martin 1993-05-11
4668204 Single-ended high intensity discharge lamp and manufacture George J. English, Peter R. Gagnon 1987-05-26
4631446 Single-ended high intensity discharge lamp George J. English, Peter R. Gagnon 1986-12-23
4598342 Low wattage double filament tungsten-halogen lamp George J. English, Peter R. Gagnon 1986-07-01
4536831 Replacement lamp with means for spacing George J. English 1985-08-20
4480296 Two-filament lamp for automobile headlight Peter R. Gagnon, John J. Lumia, James C. Morris 1984-10-30