Company Filing History:
Years Active: 1990-2003
Title: Wunan Chang: Innovator in Document Reproduction Technology
Introduction
Wunan Chang is a notable inventor based in Rochester, NY (US), recognized for his contributions to the field of document reproduction technology. With a total of 4 patents to his name, Chang has developed innovative methods that enhance the efficiency and effectiveness of printing systems.
Latest Patents
One of Chang's latest patents is a "Method and system for increasing flash rate in a document reproduction system." This invention provides a system and method for accelerating the printing of images and documents. The process involves positioning the document or image at an image capture location, where it is illuminated by lamps and transferred onto paper. The illumination device is powered by multiple energy sources that can be synchronized to operate in an alternating manner, achieving the desired printing rate. Another significant patent is the "Cleaning mechanism for the toning roller of an electro-statographic." This mechanism is designed to clean the toning roller of a development station in a reproduction apparatus. It features an elongated polyurethane blade that contacts the toning roller at a specific angle, ensuring effective cleaning of the roller.
Career Highlights
Throughout his career, Wunan Chang has worked with prominent companies such as Eastman Kodak Company and Heidelberger Druckmaschinen AG. His experience in these organizations has contributed to his expertise in document reproduction technologies.
Collaborations
Chang has collaborated with notable individuals in his field, including Kenneth A. Arnold and Kelly Stephen Robinson. These partnerships have likely fostered innovation and advancements in the technologies he has developed.
Conclusion
Wunan Chang's contributions to document reproduction technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the efficiency of printing systems, showcasing the importance of innovation in this field.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.