Location History:
- Suita, JP (1982)
- Hyogo-ken, JP (2004)
- Hyogen-Ken, JP (2005)
Company Filing History:
Years Active: 1982-2005
Title: Kazuhiko Sano: Innovator in Optical Disc Technology
Introduction
Kazuhiko Sano is a prominent inventor known for his contributions to optical disc technology. He is based in Hyogen-Ken, Japan, and has been awarded three patents throughout his career. His work has significantly impacted the manufacturing processes of optical discs, showcasing his expertise in this specialized field.
Latest Patents
Sano's latest patents include a method for manufacturing a direct stamper used for molding optical discs. This innovative method involves forming a layer of a crosslinkable substance over a base disc, followed by a first crosslinking reaction. A photoresist layer is then applied, exposed to a modulated laser beam, and developed to create bumps on the crosslinking substance. This process is further enhanced by a second crosslinking reaction. Another notable patent is the optical disk stamper mastering method and apparatus, which utilizes a substrate with a negative type photoresist that undergoes surface exposure, heating, and etching in a dry process. This results in the formation of signal projections on the surface, which are machined to a stamper size.
Career Highlights
Kazuhiko Sano has made significant strides in his career, particularly through his work at Matsushita Electric Industrial Co., Ltd. His innovative approaches to optical disc manufacturing have positioned him as a key figure in the industry. His patents reflect a deep understanding of the technical requirements necessary for advancing optical disc technology.
Collaborations
Sano has collaborated with Shoji Ohmiya, further enhancing the development of optical disc technologies. Their partnership has contributed to the successful implementation of innovative manufacturing methods.
Conclusion
Kazuhiko Sano's contributions to optical disc technology through his patents and collaborations have made a lasting impact on the industry. His innovative methods continue to influence the manufacturing processes of optical discs, showcasing his expertise and dedication to advancing technology.