Company Filing History:
3 out of 1,438 
1 out of 3,345 
1 out of 129 Years Active: 1985-2003
Title: Innovations of John M Sullivan
Introduction
John M Sullivan is a notable inventor based in Lisle, IL (US). He has made significant contributions to the field of telecommunications, holding a total of 5 patents. His work primarily focuses on systems and methods that enhance data access and communication.
Latest Patents
One of his latest patents is titled "System and method for providing high-speed data access using a distributed modem." This invention describes a system for communicating data between a user connected to a subscriber line and a data network. It includes a first module connected to the subscriber line and a second module, which is physically separate and connected to the data network. The first module features a signal converter that transforms analog signals from the subscriber line into a digital signal for transmission to the second module. The second module then converts the digital signal into data packets. This innovative approach allows for multiple first modules to be pooled and connected over a shared interconnection path to several second modules, optimizing communication efficiency.
Another significant patent is the "Method and system for a redirect repeater providing network access." This invention provides telephone subscribers serviced from digital loop carrier (DLC) systems with access to a computer network. The device includes a redirect repeater that can redirect multiplexed channels of the DLC to a computer network. The method involves monitoring the DLC for call origination messages, buffering these messages, and recognizing redirect signals to direct telephone calls to the computer network.
Career Highlights
Throughout his career, John M Sullivan has worked with prominent companies such as 3Com Corporation and AT&T Bell Laboratories. His experience in these organizations has contributed to his expertise in telecommunications and data communication technologies.
Collaborations
John has collaborated with notable coworkers, including Christopher J Rozman and Martin A Schwan. Their combined efforts have likely led to advancements in the projects they undertook together.
Conclusion
John M Sullivan's contributions to telecommunications through his innovative patents and collaborations highlight his significant role in advancing data communication technologies. His work continues to influence the industry and improve connectivity for users.