Location History:
- Tokyo, JP (1992 - 1994)
- Chiba, JP (1996 - 1998)
Company Filing History:
Years Active: 1992-1998
Title: The Innovations of Takamichi Tomiyama
Introduction
Takamichi Tomiyama is a prominent inventor based in Chiba, Japan. He has made significant contributions to the field of optical technology, holding a total of 8 patents. His work primarily focuses on enhancing the efficiency and functionality of optical devices.
Latest Patents
One of his latest innovations is the objective lens drive device. This device can be assembled with high production efficiency, eliminating the need for adhesives to be forced out during assembly. The design features a bi-axial actuator with empty chambers formed by components of the bobbin holder, lens holder, and coil bobbin. The empty chambers are filled with adhesive to bond the coil bobbin to the lens holder, allowing for quick curing without adhesive overflow.
Another notable invention is a lens moving apparatus designed to prevent resonance without using a yoke bridge. This apparatus is utilized in optical pickups for recording and reproducing systems. It includes a moving assembly that holds an objective lens, supported by elastic devices along both the focusing and tracking dimensions. The design ensures that the center of gravity is optimally positioned to balance the forces produced by the focusing coils.
Career Highlights
Takamichi Tomiyama is currently employed at Sony Corporation, where he continues to innovate in optical technologies. His work has significantly impacted the efficiency and performance of optical devices used in various applications.
Collaborations
Throughout his career, Tomiyama has collaborated with notable colleagues, including Koji Mitsumori and Keiichi Shibata. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Takamichi Tomiyama's contributions to optical technology through his innovative patents demonstrate his expertise and commitment to advancing the field. His work continues to influence the design and functionality of optical devices, making a lasting impact on the industry.