JK

John G. Konopka

OS Osram Sylvania: 4 patents #3 of 68Top 5%
📍 Ingleside, IL: #1 of 11 inventorsTop 10%
🗺 Illinois: #203 of 5,780 inventorsTop 4%
Overall (2003): #15,658 of 273,478Top 6%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6657400 Ballast with protection circuit for preventing inverter startup during an output ground-fault condition Sameer Sodhi, Himamshu Prasad 2003-12-02
6552498 Method and circuit for controlling current in a high pressure discharge lamp Himamshu Prasad, Young G. Kang, Warren Moscowitz 2003-04-22
6545432 Ballast with fast-responding lamp-out detection circuit 2003-04-08
6534931 Dimming control system for electronic ballasts Sameer Sodhi 2003-03-18