Company Filing History:
2 out of 715 
1 out of 61 
Years Active: 1985-1990
Title: Pierre Legrand – A Visionary Inventor from Pontoise, France
Introduction
Pierre Legrand is an innovative inventor hailing from Pontoise, France. With a total of three patents to his name, he has made significant contributions to the field of welding and plasma arc cutting technologies. His dedication to engineering has positioned him as a notable figure in his field.
Latest Patents
Legrand's latest inventions include the "Arc Working Torch and Machine" and a specialized cartridge for the said torch. This arc torch is designed for plasma arc cutting or welding and features an interchangeable cartridge that includes both an electrode and a nozzle. Notably, the connecting elements allow for axial insertion and removal of the cartridge through a purely rectilinear movement, enhancing user efficiency. Additionally, this arc torch is capable of being integrated into a machine equipped with both a station for extracting used cartridges and a station for loading new cartridges. Moreover, he has developed a "Process for Striking an Arc in Electric Welding," which further showcases his expertise in this domain.
Career Highlights
Throughout his career, Pierre Legrand has worked with several prestigious organizations. He has been associated with L'air Liquide, a known leader in industrial gases and technologies. He has also contributed to the Societe Anonyme Pour L'etude Et L'exploitation Des L'air Liquide, further demonstrating his commitment to advancing technology in the engineering sector.
Collaborations
Pierre has collaborated with esteemed colleagues such as Michel Delzenne and Jean-François Hays. These partnerships have undoubtedly enriched his work and played a significant role in the completion of his innovative projects.
Conclusion
Pierre Legrand stands out as a significant inventor in the field of welding technology. His latest innovations reflect his commitment to enhancing industrial processes through inventive thinking. With a continuous focus on improvement and efficiency, he remains a pivotal figure in his industry, leaving a lasting impact on future advancements.
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.