Hartland, MI, United States of America

Mark William Hildebrandt

This inventor holds 6 USPTO granted patents and 2 published patent applications and 5 EPO patents. Top assignee: Eaton Corporation. Active years: 2007-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mark William Hildebrandt. Retrieved from https://idiyas.com/inventor/mark-william-hildebrandt

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 6 

% Patents Active = 66.7

 

Average Co-Inventor Count = 3.5

ph-index = 5

Forward Citations = 125(Granted Patents)


Location History:

  • Auburn Hills, MI (US) (2007)
  • Hartland, MI (US) (2014 - 2018)

Company Filing History:


Years Active: 2007-2018

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6 patents (USPTO):Explore Patents

Title: Mark William Hildebrandt: Innovator in Engine Valve Technology

Introduction

Mark William Hildebrandt is a notable inventor based in Hartland, MI (US). He has made significant contributions to the field of engine technology, particularly in valve actuation systems. With a total of 6 patents to his name, Hildebrandt's work has advanced the efficiency and functionality of automotive engines.

Latest Patents

Hildebrandt's latest patents include innovative systems, methods, and devices for valve stem position sensing. One of his key inventions is a linear variable differential transformer (LVDT) designed for monitoring engine valve position. This system features a valve guide with an elongated recess, allowing the engine valve to move linearly within it. The valve head closes an engine combustion chamber, while monitoring coils within the valve guide create a signal related to the position of the valve stem. An engine control unit (ECU) is connected to these coils, analyzing the signal to determine valve operation.

Another significant patent focuses on the sensing and control of a variable valve actuation system in automobile engines. This system utilizes two cams with different lift profiles and a rocker arm assembly that engages both cams. The assembly includes an activatable latch that secures the arms together, allowing for different lift profiles based on the latch's status. A non-contact sensor monitors the assembly, providing data on whether the arms are secured.

Career Highlights

Mark William Hildebrandt is currently employed at Eaton Corporation, where he continues to innovate in the automotive sector. His work has been instrumental in developing advanced technologies that enhance engine performance and reliability.

Collaborations

Hildebrandt has collaborated with notable colleagues, including Douglas John Nielsen and Austin Robert Zurface. Their combined expertise has contributed to the successful development of various projects within the company.

Conclusion

Mark William Hildebrandt's contributions to engine valve technology exemplify his commitment to innovation and excellence. His patents reflect a deep understanding of automotive engineering, making him a valuable asset in the industry.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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