This inventor holds 7 USPTO granted patents. Top assignees: U.S. Philips Corporation, Du Pont Optical Company, Singulus Mastering B.v.. Active years: 1991-2005.
Company Filing History:
5 out of 14,087 
1 out of 3 
1 out of 5 Years Active: 1991-2005
Title: Josephus M Wijn: Innovator in Optical Registration Technology
Introduction
Josephus M Wijn is a notable inventor based in Eindhoven, Netherlands. He has made significant contributions to the field of optical registration technology, holding a total of 7 patents. His work has advanced the methods of producing optical registration carriers, which are essential in various applications.
Latest Patents
Wijn's latest patents include a device and method for producing an optical registration carrier using a master mold. This innovative method involves creating a master mold with an encoder and a laser beam recorder. The process allows for the storage of information in the form of variations in a physical parameter. Additionally, he has developed a method for manufacturing a metal matrix suitable for optical discs. This method utilizes a master plate with a recording double layer of synthetic resin, which is exposed to modulated laser light to form information bits.
Career Highlights
Throughout his career, Josephus M Wijn has worked with prominent companies, including U.S. Philips Corporation. His experience in these organizations has contributed to his expertise in optical technologies and patent development.
Collaborations
Wijn has collaborated with notable individuals in his field, including Johannes P Van Liempd and George H Johnson. These partnerships have likely enriched his work and led to further innovations in optical registration technology.
Conclusion
Josephus M Wijn's contributions to optical registration technology through his patents and collaborations highlight his role as a significant inventor in this field. His innovative methods continue to influence the industry and pave the way for future advancements.