Company Filing History:
Years Active: 1984-1989
Title: The Innovations of Daniel L Stewart
Introduction
Daniel L Stewart is an accomplished inventor based in Parma, OH (US). He has made significant contributions to the field of programmable controllers, holding 2 patents that showcase his innovative spirit and technical expertise. His work has been instrumental in advancing the functionality and efficiency of programmable control systems.
Latest Patents
Stewart's latest patents include a "Programmable Controller with Parallel Processors" and a "Modular Programmable Controller." The programmable controller with parallel processors is designed to operate machines by executing multiple user control programs simultaneously. Each program processor is contained within a separate module, which includes memory for storing the user control programs. This design allows for efficient control of machine operations through a system controller that manages the interaction between processors and input/output interface circuits.
The modular programmable controller patent describes a system formed by connecting separate functional modules to a common backplane bus. This design incorporates a bus arbitration scheme and message handling techniques to enhance the performance of the programmable controller. Improvements to the CPU module and I/O scanner module further optimize the system's efficiency.
Career Highlights
Daniel L Stewart is currently employed at Allen-Bradley Company, LLC, where he continues to innovate in the field of automation and control systems. His work has had a lasting impact on the industry, contributing to the development of advanced programmable controllers that are widely used in various applications.
Collaborations
Throughout his career, Stewart has collaborated with notable colleagues, including Daniel J Galdun and Ernst H Dummermuth. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge technologies.
Conclusion
Daniel L Stewart's contributions to the field of programmable controllers exemplify his dedication to innovation and excellence. His patents reflect a deep understanding of automation technology and a commitment to improving machine operation efficiency. His work continues to influence the industry and inspire future advancements in programmable control systems.