Location History:
- Stillwater, MN (US) (1993)
- Woonsocket, SD (US) (1997 - 1998)
Company Filing History:
Years Active: 1993-1998
Title: Innovations of Gerald V Elstran
Introduction
Gerald V Elstran is a notable inventor based in Woonsocket, South Dakota. He has made significant contributions to the field of respiratory technology and earplug design. With a total of four patents to his name, Elstran's work reflects his commitment to improving safety and comfort in various applications.
Latest Patents
One of Elstran's latest patents is an "Attenuator for use with respirators." This invention features a positive/negative air pressure adaptor designed for a respirator system. The adaptor includes a port region for fluidically coupling a filter cartridge to the respirator. It has an inlet port for connecting to a positive pressure air source and a first check valve to restrict airflow from the port region to the filter cartridge. Additionally, a second check valve may be included to limit airflow from the respirator to the port region. When the positive pressure air source is disconnected, the respirator system can function as a negative pressure respirator. Another significant patent is the "Method of forming an earplug containment device." This method involves providing at least one thin-walled, hollow sleeve with an inside diameter smaller than that of the human ear canal. It includes compressing a slow-recovery earplug and inserting it into the sleeve for effective containment.
Career Highlights
Gerald V Elstran is currently employed at Minnesota Mining and Manufacturing Company, commonly known as 3M. His work at this esteemed company has allowed him to develop innovative solutions that enhance user experience and safety in various products.
Collaborations
Elstran has collaborated with notable coworkers, including Robert J Mattila and Jerome D Phillips. Their combined expertise has contributed to the successful development of Elstran's inventions.
Conclusion
Gerald V Elstran's contributions to innovation, particularly in respiratory technology and earplug design, showcase his dedication to enhancing safety and comfort. His patents reflect a deep understanding of user needs and a commitment to practical solutions.
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.