Location History:
- Thaon les Vosges, FR (2009 - 2013)
- Julienrupt, FR (2010 - 2019)
Company Filing History:
18 out of 15,586 
1 out of 257 Years Active: 2009-2019
Title: Dominique Petitjean: Innovator in Turbocharger Technology
Introduction
Dominique Petitjean, a notable inventor based in Julienrupt, France, has made significant contributions to turbocharger technology, holding an impressive portfolio of 19 patents. His work demonstrates advanced innovations that enhance the performance and efficiency of turbocharger systems, showcasing his expertise in the field.
Latest Patents
Among Petitjean's latest patents are two groundbreaking inventions that highlight his technical proficiency. The first, the **Variable Geometry Nozzle for Partitioned Volute**, involves an innovative assembly that includes an exhaust gas turbine housing with distinct channels directing the flow of exhaust gases. This design features adjustable divider vanes and variable geometry nozzle vanes, optimizing the efficiency of the turbocharger.
The second patent, the **Adjustable-Trim Centrifugal Compressor**, introduces a unique inlet-adjustment mechanism. This mechanism allows the compressor to shift operational parameters effectively, which can lower the compressor’s surge line to accommodate varying flow rates. Such inventions are essential in enhancing the overall performance of turbocharger systems.
Career Highlights
Throughout his illustrious career, Dominique Petitjean has worked with leading companies in the automotive and aerospace sectors. Notably, he has been affiliated with Honeywell International Inc. and Garrett Transportation Inc. His tenure at these organizations allowed him to refine his expertise and contribute significantly to innovative projects that propelled turbocharger technology forward.
Collaborations
Petitjean has collaborated with several talented professionals, including Philippe Arnold and Anthony Ruquart. Together, they have worked on various projects that leverage their combined expertise to create innovative solutions in the field of mechanical engineering.
Conclusion
Dominique Petitjean stands out as a significant figure in the world of turbocharger technology. With his 19 patents, he continues to innovate and enhance the industry, proving that dedication and creativity can lead to advancements that benefit manufacturers and consumers alike. His work reflects the spirit of innovation that drives technological progress in today's automotive and aerospace sectors.
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.