JH

Jeffry A. Helmick

General Motors: 1 patents #113 of 467Top 25%
📍 Oakland Charter Township, MI: #3 of 13 inventorsTop 25%
🗺 Michigan: #1,670 of 6,370 inventorsTop 30%
Overall (2003): #199,343 of 273,478Top 75%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6586711 Current control method for an oxygen sensor heater Christopher E. Whitney, Yonas Nebiyeloul-Kifle, Bradley E. De Pottey 2003-07-01