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John W. Shaffer

OS Osram Sylvania: 1 patents #20 of 68Top 30%
📍 Bristolville, OH: #1 of 3 inventorsTop 35%
🗺 Ohio: #1,649 of 5,836 inventorsTop 30%
Overall (2003): #189,861 of 273,478Top 70%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6603250 Cathode coating for thermionic arc discharge lamp cathodes — 2003-08-05