Company Filing History:
4 out of 3,345 
1 out of 386 
1 out of 9,364 
Years Active: 1990-1998
Title: Insights into the Innovations of David H. Smithgall, Sr.
Introduction
David H. Smithgall, Sr. is an esteemed inventor based in East Windsor, NJ, who has made significant contributions to the field of optical fiber technology. With a total of six patents to his name, his innovations have greatly influenced the manufacturing and quality assurance processes of optical fibers.
Latest Patents
Among his latest patents, one stands out: the "Method and apparatus for detecting defects in an optical fiber coating." This invention presents an optical detection system that employs a light source to couple light into the secondary coating of an optical fiber at a carefully selected angle. Positioned adjacent to the fiber, an optical detector captures any light reflected by defects in the primary or secondary coating layers, ensuring high precision in defect detection.
Another notable patent is the "Optical fiber tension monitoring technique." In this invention, air is directed at a portion of the fiber using a series of pulsed air bursts. By varying the frequency of these pulses, the invention exploits the natural frequency of the fiber portion to detect tension changes, thereby supporting optimal control over the manufacturing process.
Career Highlights
David's professional journey includes significant stints at well-known companies such as AT&T Bell Laboratories and American Telephone and Telegraph Company, where he developed and applied his innovative technologies. His expertise in optical fibers has positioned him as a leading figure in this specialized field, contributing to numerous advancements that enhance the quality and performance of communication systems.
Collaborations
Throughout his career, David has had the pleasure of collaborating with notable colleagues such as Ralph E. Frazee, Jr. and Alan T. Woodward. These partnerships have facilitated the exchange of ideas and fostered a creative environment conducive to innovation.
Conclusion
David H. Smithgall, Sr.'s innovative contributions to optical fiber technology reflect his dedication and prowess as an inventor. His work not only addresses critical challenges in the industry but also serves as a testament to his commitment to advancing technology. As innovations continue to evolve, the impact of his patents will undoubtedly influence future developments in optical communication systems.
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.