Company Filing History:
Years Active: 1990-1994
Title: Masashi Nakazawa: Pioneer in Optical Information Recording Technology
Introduction
Masashi Nakazawa, an innovative inventor based in Yokohama, Japan, has made significant contributions to the field of optical information recording technologies. With a portfolio of seven patents, Nakazawa continues to push the boundaries of how information is recorded and retrieved using laser technology.
Latest Patents
Among Nakazawa's notable inventions are his recent patents focused on advanced optical information recording mediums. One of his latest patents describes an optical information recording medium designed for writing and reading information via a laser beam. This medium consists of a recording layer and an anti-reflection layer structure that is formed on the outer surface where the laser beam is focused. Unique to this invention is the inclusion of one or more transparent electroconductive film layers within the anti-reflection structure.
Another important patent involves an optical information recording medium that utilizes multi-layered structures. This design features a transparent substrate with a recording layer that is also transparent to light beams used for retrieving recorded information. The invention further includes a reflection layer, as well as an anti-reflection layer composed of several overlaid layers, where at least one layer is a transparent electroconductive layer accompanied by transparent insulating layers.
Career Highlights
Masashi Nakazawa is currently associated with Ricoh Company, Ltd., where he has played a pivotal role in the development of these advanced recording technologies. His ongoing work is instrumental in enhancing the efficiency and effectiveness of optical storage solutions.
Collaborations
Throughout his career, Nakazawa has collaborated with notable colleagues such as Wasaburo Ohta and Mikio Kinoshita. These partnerships have allowed them to pool their expertise, resulting in groundbreaking innovations in the realm of optical information recording.
Conclusion
Masashi Nakazawa's inventions have marked a significant impact on optical recording technology. His patented innovations reflect his commitment to advancing the field, and his collaborations with fellow inventors further emphasize the importance of teamwork in driving progress. Through his work at Ricoh Company, Ltd., Nakazawa continues to pave the way for future developments in this dynamic area of technology.