Location History:
- Level Green-Penn Township, Allegheny County, PA (US) (1978 - 1979)
- Trafford, PA (US) (1977 - 1981)
- Penn Township, Allegheny County, PA (US) (1978 - 1981)
- Levelgreen-Penn Township, West Moreland County, PA (US) (1983)
Company Filing History:
8 out of 8,033 
3 out of 992 
1 out of 39 Years Active: 1977-1983
Title: The Innovative Contributions of Charles F. Cromer
Introduction
Charles F. Cromer is a notable inventor based in Penn Township, PA (US). He has made significant contributions to the field of electrical engineering, particularly in the development of circuit interrupters. With a total of 11 patents to his name, Cromer's work has had a lasting impact on the industry.
Latest Patents
Cromer's latest patents include innovative designs for circuit interrupters. One of his notable inventions is a circuit-interrupter that features shunting capacitance around the separable power contacts. This improved design can be applied to both vacuum-type and compressed-gas type interrupters. The invention includes a capacitor-isolating disconnecting switch that interrupts residual capacitance current after the main power current has been interrupted. Another significant patent involves a circuit interrupter that utilizes a dielectric liquid, such as sulfur hexachloride, to extinguish arcs. This design incorporates a pump piston and an accumulator to manage pressure effectively.
Career Highlights
Throughout his career, Cromer has worked with prominent companies in the electrical engineering sector. He has been associated with Westinghouse Electric Corporation and the Electric Power Research Institute. His work in these organizations has contributed to advancements in electrical safety and efficiency.
Collaborations
Cromer has collaborated with several talented individuals in his field, including Kue H. Yoon and Willie B. Freeman. These collaborations have fostered innovation and have led to the development of groundbreaking technologies in circuit interruption.
Conclusion
Charles F. Cromer's contributions to electrical engineering through his patents and collaborations have significantly advanced the field of circuit interrupters. His innovative designs continue to influence the industry today.
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.