Company Filing History:
1 out of 200 
1 out of 121 Years Active: 1989-1990
Title: The Innovations of William D. Blewitt
Introduction
William D. Blewitt is a notable inventor based in Phoenix, AZ (US). He has made significant contributions to the field of telecommunications, particularly in the development of interface circuits for digital communication systems. With a total of 2 patents to his name, Blewitt's work has had a lasting impact on the industry.
Latest Patents
One of his latest patents is the ISDN interface trunk circuit. This circuit serves as a trunk type interface between duplicate copies of an ISDN system and T-carrier facilities. It is controlled by a digital signal processor with a 16-bit wide data bus, capable of supporting various Zero Byte Time Slot Interchange (ZBTSI) techniques. The circuit also includes an administrative microprocessor that collects operational data and transmits it to the ISDN system. Another significant patent is the data format conversion circuit, which converts data between ISDN and T-carrier compatible formats. This circuit ensures that data is stored in a contiguous manner to facilitate subsequent transmission.
Career Highlights
Throughout his career, Blewitt has worked with prominent companies such as GTE Communication Systems Corporation and AG Communication Systems Corporation. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in telecommunications.
Collaborations
William D. Blewitt has collaborated with notable individuals in his field, including John S. Young and Peter Kruis. These collaborations have further enriched his work and expanded the scope of his inventions.
Conclusion
William D. Blewitt's contributions to telecommunications through his innovative patents demonstrate his expertise and commitment to advancing technology. His work continues to influence the industry and inspire future inventors.