Company Filing History:
1 out of 21,594 
1 out of 832,843 Years Active: 1998-2000
Title: The Innovative Mind of Marc Douglas Spencer
Introduction
Marc Douglas Spencer is a notable inventor based in Rochester, NY (US). He has made significant contributions to the field of technology, particularly in the areas of bicycle transmission systems and document processing. With a total of 2 patents to his name, Spencer's work reflects a commitment to innovation and practical solutions.
Latest Patents
One of Spencer's latest patents is the Automatic Bicycle Transmission. This invention features a sophisticated gear shifting system designed for human-powered chain- or belt-driven vehicles. It incorporates various sensors, including a wheel speed sensor, a cadence sensor, a gear changer position sensor, a tension sensor, and a clinometer. The system's controller generates control signals based on the data collected from these sensors, allowing for seamless gear changes that enhance the riding experience.
Another significant patent is the Compound Document Processing System. This system includes a print driver that generates a data file with commands and comments describing the compound document. It features a user interface that allows for embedding document manipulation commands within the comments generated by the print driver. The document processing module manipulates the data file, showcasing Spencer's ability to integrate user-friendly features into complex systems.
Career Highlights
Throughout his career, Marc Douglas Spencer has worked with various companies, including Eastman Kodak Company. His experience in these organizations has contributed to his development as an inventor and has provided him with valuable insights into the industry.
Collaborations
Spencer has collaborated with notable individuals such as Gregory J. Lukins and Ezra Robert Gold. These partnerships have likely enriched his work and fostered a creative environment for innovation.
Conclusion
Marc Douglas Spencer exemplifies the spirit of innovation through his patents and contributions to technology. His work continues to influence the fields of bicycle transmission and document processing, showcasing the importance of inventive thinking in solving real-world problems.