JH

Jeffry A. Helmick

General Motors: 2 patents #302 of 1,582Top 20%
📍 Oakland Charter Township, MI: #5 of 14 inventorsTop 40%
🗺 Michigan: #847 of 6,781 inventorsTop 15%
Overall (2011): #92,597 of 364,097Top 30%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8086392 Post oxygen sensor performance diagnostic with minimum air flow Igor Anilovich, Richard B. Jess, John W. Siekkinen, Christopher E. Whitney, Robert C. Simon, Jr. 2011-12-27
7900439 Exhaust system monitoring methods and systems Robert J. Genslak, Igor Anilovich, Justin F. Adams, Edward Stuteville, Wesley W. Wald +1 more 2011-03-08