Company Filing History:
Years Active: 1994-1998
Title: Seiji Nakama: Innovator in Optical Disc Technology
Introduction
Seiji Nakama is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of optical disc technology, holding a total of 3 patents. His work focuses on enhancing the functionality and efficiency of disc player devices.
Latest Patents
One of Nakama's latest patents is an optical disc player device with a vibration prevention mechanism. This innovative device includes a tray transfer mechanism for moving a tray that supports a disc from a magazine. It features a clamper that holds the disc and a clamper drive mechanism that transfers the clamper to a turntable. The design allows for playback of the disc while minimizing contact with the clamper, ensuring a smooth operation. After playback, the disc is clamped again and returned to a predetermined position by the clamper transfer mechanism, all driven by a common motor.
Another notable invention is a disk changer designed to simplify the mechanism of a disk changer. This device includes a magazine body that accommodates multiple trays, a lock piece for securing the magazine within the changer body, and a tray transferring device that unlocks the lock piece to facilitate the transfer of trays.
Career Highlights
Seiji Nakama has been associated with Matsushita Electric Industrial Co., Ltd., a leading company in the electronics industry. His work has significantly impacted the development of optical disc technologies, making them more user-friendly and efficient.
Collaborations
Throughout his career, Nakama has collaborated with talented individuals such as Yoshiaki Nakagawa and Takashi Suzuki. These collaborations have contributed to the advancement of technology in the optical disc field.
Conclusion
Seiji Nakama's innovative contributions to optical disc technology have established him as a key figure in the industry. His patents reflect a commitment to improving user experience and device functionality. His work continues to influence the future of optical disc devices.