Company Filing History:
Years Active: 1976-1980
Title: Harry E Smithgall: Innovator in Cathode Ray Tube Technology
Introduction
Harry E Smithgall, a prominent inventor based in Seneca Falls, NY, holds five patents to his name. His contributions to the field of electronics, particularly in cathode ray tube technology, have significantly impacted the industry. With a focus on improving display technologies, Smithgall's innovations have become vital for advancements in visual electronics.
Latest Patents
Among his latest inventions, Smithgall developed a cathode ray tube getter sealing structure. This invention provides a discrete means for temporarily covering a substantially annular U-shaped effusive material container used in cathode ray tubes. The design incorporates a U-shaped covering member that fits telescopically within the container, ensuring securement through an interlocking deformation of the composite wall structures.
Another of his notable patents is the post-deflection acceleration CRT system, which enhances color cathode ray tubes. This improvement includes a related operational system with specific tube geometry that employs a metallic film electron barrier on the screen surface. By establishing a definitive voltage differential between the screen and the color-selection electrode, this system enhances contrast and color purity while minimizing unwanted background luminescence caused by secondary electron impacts.
Career Highlights
Smithgall's career includes significant tenures at GTE Sylvania Incorporated and GTE Products Corporation, where he made substantial contributions to electronic technology. His work helped shape modern cathode ray tube functionality and efficiency.
Collaborations
Throughout his career, Smithgall collaborated with several notable individuals, including Kenneth Speigel and Charles A. Davis. Their combined expertise and innovative thinking fostered advancements in electronics that have endured in the industry.
Conclusion
Harry E Smithgall's patents and contributions to cathode ray tube technology exemplify his innovative spirit and dedication to improving electronic displays. His work continues to resonate within the field, making significant strides in technology that influence how visuals are presented. Smithgall's legacy as an inventor remains noteworthy for those exploring the realms of electronics and display technologies.