Location History:
- East Grinstead, EN (1977)
- West Sussex, GB (1986)
- East Grinstead, GB (1981 - 1990)
Company Filing History:
Years Active: 1977-1990
Title: Innovations of John R Mansell
Introduction
John R Mansell is a notable inventor based in East Grinstead, GB. He has made significant contributions to the field of display technology, holding a total of 6 patents. His work primarily focuses on advancements in color display tubes, which have played a crucial role in enhancing visual technology.
Latest Patents
Mansell's latest patents include a color display tube with channel electron multiplier means. This invention features a channel plate electron multiplier that amplifies a low voltage, low current electron beam to produce a high-quality image on a screen composed of various phosphors arranged as dots. The design allows for the output beam to be formed into well-defined dots and rings, ensuring excellent color purity by varying the source-to-screen distance in a predetermined manner. Another significant patent is the color cathode ray tube, which incorporates a channel plate electron multiplier mounted parallel to the screen. This design includes a stack of planar apertured dynodes aligned to form channels, enhancing the efficiency of the electron beam and its interaction with phosphor stripes.
Career Highlights
Mansell has had a distinguished career at U.S. Philips Corporation, where he has been instrumental in developing innovative display technologies. His expertise in electron multipliers and color display systems has contributed to advancements in the industry, making him a respected figure among his peers.
Collaborations
Throughout his career, Mansell has collaborated with notable coworkers such as Alan G Knapp and Derek Washington. These partnerships have fostered a creative environment that has led to groundbreaking innovations in display technology.
Conclusion
John R Mansell's contributions to the field of display technology through his patents and collaborations have significantly impacted the industry. His work continues to influence advancements in visual technology, showcasing the importance of innovation in this field.