This inventor holds 4 USPTO granted patents. Top assignees: Delphax Systems, Dennison Manufacturing Company, Other. Active years: 1983-1985.
Company Filing History:
2 out of 47 
1 out of 237 
1 out of 834,350 Years Active: 1983-1985
Title: Harold W. Cobb: Innovator in Corona Technology
Introduction
Harold W. Cobb is a notable inventor based in Acton, MA (US), recognized for his contributions to corona technology. With a total of 4 patents, Cobb has made significant advancements in the field, particularly in devices that utilize corona discharge for various applications.
Latest Patents
Cobb's latest patents include the "Corona Device" and the "Corona Charging Apparatus." The Corona Device features a support member that carries at least one axially aligned corona electrode, along with a conductive biasing member wrapped around both the support member and the electrode. This design includes a wire that forms a coil around the support and electrode, ensuring continuity even if the biasing member fails locally. The Corona Charging Apparatus consists of a dielectric-coated elongate conductor that is either in contact with or closely spaced from a grid electrode, mounted against an insulating support. A high voltage varying potential between the elongate conductor and the grid electrode induces a glow discharge, which can be utilized for various charging applications.
Career Highlights
Throughout his career, Cobb has worked with several companies, including Delphax Systems and Dennison Manufacturing Company. His experience in these organizations has contributed to his expertise in developing innovative technologies related to corona discharge.
Collaborations
Cobb has collaborated with notable individuals in the field, including Richard A. Fotland and Paul E. Plasschaert. These collaborations have likely enriched his work and led to further advancements in his inventions.
Conclusion
Harold W. Cobb's contributions to corona technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the field, showcasing the importance of innovation in technology.