Company Filing History:
4 out of 5,161 
1 out of 30,963 
Years Active: 1999-2010
Title: Innovations of Douglas Lynn Sprunger
Introduction
Douglas Lynn Sprunger is a notable inventor based in Middletown, Indiana, with a significant contribution to the field of ignition systems. He holds a total of five patents, showcasing his expertise and innovative spirit in automotive technology.
Latest Patents
One of his latest patents is titled "Method and apparatus to reduce ring out in an ignition coil to allow for ion sense processing." This invention involves an ignition apparatus that includes a transformer with a central core, primary and secondary windings, and an outer core. The design aims to suppress end-of-spark natural ringing of the secondary voltage through a control winding and a diode, which facilitates the dissipation of residual electrical charge. Another significant patent is "Ignition system having improved spark-on-make blocking diode implementation." This patent describes an ignition coil assembly that incorporates high voltage diodes to prevent spark-on-make conditions, particularly beneficial in 42-volt automotive electrical systems.
Career Highlights
Throughout his career, Douglas has worked with prominent companies such as Delphi Technologies, Inc. and GM Global Technology Operations LLC. His experience in these organizations has allowed him to develop and refine his innovative ideas in ignition technology.
Collaborations
Douglas has collaborated with notable individuals in the industry, including Albert Anthony Skinner and Scott Ray Hummel. These partnerships have contributed to the advancement of his inventions and the overall progress in automotive technology.
Conclusion
Douglas Lynn Sprunger's contributions to ignition system technology through his patents and collaborations highlight his role as a significant inventor in the automotive field. His innovative solutions continue to impact the industry positively.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.