DS

Douglas L. Sprunger

Delphi Technologies: 4 patents #801 of 4,124Top 20%
CU Cummins: 3 patents #356 of 1,560Top 25%
BG Borgwarner Ludwigsburg Gmbh: 1 patents #65 of 130Top 50%
General Motors: 1 patents #9,361 of 18,328Top 55%
Overall (All Time): #628,240 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10890156 Method for determining a need for changing a spark plug Dirk Wüstenhagen, Dejan Kienzle 2021-01-12
10006432 Dual coil ignition system Akash S. Desai, Karthik Kappaganthu, Benjamin L. Olivas, David J. Stroh 2018-06-26
9429134 Dual coil ignition system Akash S. Desai, Karthik Kappaganthu, Benjamin L. Olivas, David J. Stroh 2016-08-30
7778002 Method and apparatus to reduce ring out in an ignition coil to allow for ion sense processing Albert Anthony Skinner, Mark Albert Paul 2010-08-17
6666196 Ignition system having improved spark-on-make blocking diode implementation Albert Anthony Skinner 2003-12-23
6622711 Ignition coil cassette assembly Albert Anthony Skinner, Raymond O. Butler, Jr. 2003-09-23
6247465 System and method for preventing spark-on-make in an internal combustion engine using manifold pressure 2001-06-19
5886476 Method and apparatus for producing electrical discharges Albert Anthony Skinner, Scott Ray Hummel 1999-03-23