This inventor holds 3 USPTO granted patents. Top assignees: Celanese Gmbh, Hoechst Celanese Corporation, Other. Active years: 1980-1994.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
1 out of 824 
1 out of 1,194 
1 out of 834,513 Years Active: 1980-1994
Title: Richard E St Pierre: Innovator in Filtration Technology
Introduction
Richard E St Pierre is a notable inventor based in Charlotte, NC (US). He has made significant contributions to the field of filtration technology, particularly in the manufacturing of cigarette filters. With a total of 3 patents to his name, St Pierre has developed innovative solutions that enhance the efficiency and effectiveness of cigarette production.
Latest Patents
One of his latest patents is the "Transport Jet Adapter." This invention provides an apparatus and method for supplying cellulose acetate tow for the manufacture of cigarette filters. The design features a frustoconical member with multiple apertures, which is directly attached to the transport jet. This adapter optimizes the performance of the transport jet by improving tow yield and reducing pressure drop variability.
Another significant patent is the "Process and Apparatus for Controlling Distributing and Monitoring Liquids." This invention allows for the controlled application of liquid to a variable width filamentary band, such as a cigarette tow band. The system utilizes positive displacement pumps to ensure a constant liquid feed, returning any unpicked liquid to the applicator device. This innovation addresses the challenges posed by variations in tow band width, ensuring consistent liquid pick-up.
Career Highlights
Throughout his career, Richard E St Pierre has worked with prominent companies, including Hoechst Celanese Corporation. His experience in the industry has allowed him to develop practical solutions that address real-world challenges in cigarette manufacturing.
Collaborations
St Pierre has collaborated with notable individuals in his field, including Robert E Swander and Harold T Bloom. These partnerships have contributed to the advancement of his innovative projects and patents.
Conclusion
Richard E St Pierre stands out as a key figure in the development of filtration technology for cigarette manufacturing. His patents reflect a commitment to innovation and efficiency in the industry. His work continues to influence the field and improve manufacturing processes.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile