Company Filing History:
1 out of 4 
1 out of 16,083 Years Active: 1991-1994
Title: The Innovations of David E Zeidler
Introduction
David E Zeidler is a notable inventor based in Hatboro, Pennsylvania. He has made significant contributions to the field of technology, particularly in video signal processing and sonar technology. With a total of two patents to his name, Zeidler's work showcases his innovative spirit and technical expertise.
Latest Patents
Zeidler's latest patents include a "Method and apparatus for television signal scrambling using block" and a "Programmable pulse shaper for sonobouy apparatus." The first patent describes a method for scrambling video signals to ensure secure transmission of video information. This involves dividing a block of video lines into top and bottom sub-block portions, switching their positions, and shuffling the sequence of video lines within these sub-blocks. The result is a scrambled video signal that can be descrambled using a specific code. The second patent presents an electronic circuit designed for oceanographic sonobuoys, which generates sonar signals with variable repetition rates, pulse lengths, and amplitude pulse shapes. This technology allows for the selection of predetermined sonar pulse profiles stored in a read-only memory.
Career Highlights
Throughout his career, David E Zeidler has worked with several prominent companies, including General Instrument Corporation and Jerrold Communications. He has also contributed to projects for the United States Navy, showcasing his ability to work in both private and government sectors. His diverse experience has allowed him to develop innovative solutions in various technological fields.
Collaborations
Zeidler has collaborated with notable individuals such as John T Griffin and Keith S Rizkowski. These partnerships have likely contributed to the success of his inventions and the advancement of technology in his areas of expertise.
Conclusion
David E Zeidler's contributions to technology through his patents and career achievements highlight his role as an influential inventor. His work in video signal scrambling and sonar technology demonstrates his innovative approach to solving complex problems.