Location History:
- Northville, MI (US) (1989 - 2003)
- Levering, MI (US) (2009 - 2021)
Company Filing History:
12 out of 12 
7 out of 6,151 
6 out of 25,901 
Years Active: 1989-2021
Title: The Innovative Contributions of James R. Clarke
Introduction
James R. Clarke, an accomplished inventor based in Levering, MI, has made significant strides in the field of engine technology. With an impressive portfolio of 25 patents, Clarke's innovations focus on enhancing engine performance and fuel efficiency, positioning him as a key player in automotive engineering.
Latest Patents
Among his latest inventions is the patent for an "Engine system with variable compression ratio mechanism and method for operation of said system." This innovative engine system features a variable compression ratio (VCR) mechanism designed to optimize engine performance. It includes a rod length adjustment assembly that modifies the distance between the crankshaft interface and piston interface. Additionally, the system incorporates a fluid control circuit with a damping cavity aimed at mitigating noise, vibration, and harshness (NVH) during compression ratio adjustments.
Another significant patent involves "Cross-port air flow to reduce pumping losses," which is intended to improve fuel economy. This system allows for the interconnection of intake ports from different cylinders in internal combustion engines. By promoting cross-port airflow during part-throttle operation, the engine can minimize pumping losses while compensating for reduced power through throttle adjustments.
Career Highlights
Clarke has an extensive career in the automotive industry, having contributed his expertise to notable companies such as Bright Acceleration Technologies LLC and Ford Motor Company Limited. His work has involved pushing the boundaries of automotive design and engineering to create more efficient and powerful engine systems.
Collaborations
Throughout his career, Clarke has collaborated with fellow inventors Richard J. Fotsch and C. Thomas Sylke. These partnerships have enabled him to integrate diverse perspectives and expertise into his innovations, further enhancing the impact of his contributions to engine technology.
Conclusion
James R. Clarke's profound expertise and innovative mindset have led to groundbreaking advancements in engine systems. With a focus on reducing noise, vibration, and improving fuel efficiency, he continues to shape the future of automotive engineering through his valuable patents and collaborations. His contributions not only reflect his commitment to innovation but also the potential to revolutionize how engines operate in the years to come.
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.