DJ

David W. Johnston

OS Osram Sylvania: 2 patents #9 of 68Top 15%
📍 Kensington, NH: #1 of 5 inventorsTop 20%
🗺 New Hampshire: #108 of 994 inventorsTop 15%
Overall (2003): #71,157 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6641449 High pressure lamp bulb and method of induction sealing Ernest Davey, Gregory Zaslavsky, Dana Caldwell 2003-11-04
6566814 Induction sealed high pressure lamp bulb Ernest Davey, Gregory Zaslavsky, Dana Caldwell 2003-05-20