Company Filing History:
3 out of 11 
1 out of 832,718 Years Active: 2013-2018
Title: David Grupp - Innovator in Fuel Cell Technology
Introduction
David Grupp is a notable inventor based in Sacramento, California. He has made significant contributions to the field of fuel cell technology, holding a total of four patents. His work focuses on enhancing the efficiency and functionality of proton exchange membrane (PEM) fuel systems.
Latest Patents
David Grupp's latest patents include an "Integrated Recirculating Open Cathode Fuel Cell System." This innovative PEM fuel system features a fuel cell stack that comprises one or more PEM fuel cells and a fan designed to provide process air for oxidizer supply and cooling. The system is equipped with an air duct that connects the fan and the fuel cell stack, along with an electrical service load that receives power generated from the fuel cell reactions. Additionally, it includes an auxiliary electrical load within the air duct to minimize potentials across the fuel cell stack. The air duct is specifically designed to direct airflow to both the fuel cell stack and the auxiliary load, ensuring effective cooling.
Another significant patent is the "Integrated Recirculating Fuel Cell Methods," which shares similar features and functionalities as the previous patent. This work further emphasizes the importance of efficient air management in fuel cell systems.
Career Highlights
Throughout his career, David Grupp has worked with various companies, including Altergy Systems. His experience in the industry has allowed him to develop and refine his innovative ideas in fuel cell technology.
Collaborations
David has collaborated with notable individuals such as Glen A. Garrettson and Jeremy Dabel. These partnerships have contributed to the advancement of his projects and innovations.
Conclusion
David Grupp is a prominent figure in the field of fuel cell technology, with a focus on improving PEM fuel systems. His patents reflect his commitment to innovation and efficiency in energy solutions. His contributions continue to influence the development of sustainable energy technologies.
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.