Location History:
- Chigasaki, JP (2001 - 2004)
- Tokyo, JP (2006 - 2008)
Company Filing History:
1 out of 42,508 
4 out of 832,880 Years Active: 2001-2008
Title: Ryuichiro Mizuno: Innovator in Optical Disc Technology
Introduction
Ryuichiro Mizuno is a notable inventor based in Chigasaki, Japan. He has made significant contributions to the field of optical disc technology, holding a total of 5 patents. His work focuses on enhancing the functionality and performance of optical disc apparatuses.
Latest Patents
One of Mizuno's latest patents is for an optical pickup and optical disc apparatus designed to minimize operational sounds generated by the objective lens driving portion. This invention is particularly beneficial for optical disc apparatuses that include a microphone for recording external voices. The design features coils, a magnet, and opposing surfaces of a yoke arranged at symmetrical positions relative to the optical axis of the objective lens. The yoke and a unit base are connected via a spring member, allowing for deformation freedom in the direction of the optical axis. The casing is constructed to enclose the components while leaving a surface open for interaction with a disc-like recording medium.
Career Highlights
Throughout his career, Ryuichiro Mizuno has worked with prominent companies, including Hitachi, Ltd. His experience in the industry has allowed him to develop innovative solutions that address common challenges in optical technology.
Collaborations
Mizuno has collaborated with notable coworkers such as Shinro Inui and Naohiko Otoshi. Their combined expertise has contributed to the advancement of optical disc technology.
Conclusion
Ryuichiro Mizuno's contributions to optical disc technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of the technical challenges in the field and a dedication to improving user experience.