Company Filing History:
Years Active: 2009
Title: Innovations by Hideyuki Fujishima
Introduction
Hideyuki Fujishima is a notable inventor based in Fukuoka, Japan. He has made significant contributions to the field of optical disk technology. With a total of 2 patents to his name, Fujishima's work focuses on enhancing the performance and efficiency of optical disk devices.
Latest Patents
Fujishima's latest patents include an innovative optical disk device that features a tilt correction unit. This unit performs tilt correction to align the optical axis of laser light based on the tilt between the recording layer of an optical disk and the laser light's optical axis. The device detects tilt when the optical disk is activated and utilizes a memory to store temperature differences corresponding to the detected tilt. This information is crucial for updating the tilt during operation.
Another significant patent involves an optical disk apparatus that adjusts the tilt value of an objective lens. During recording, the objective lens is moved radially and vertically, while the quantity of reflected light is measured. This measurement helps determine the optimal tilt value and focus position, ensuring efficient recording on the optical disk.
Career Highlights
Fujishima is currently employed at Panasonic Corporation, where he continues to innovate in the field of optical technology. His work has contributed to advancements in data storage and retrieval methods, enhancing the overall user experience with optical disks.
Collaborations
Fujishima has collaborated with notable colleagues, including Yasuhiro Wada and Satoshi Iwasaki. Their combined expertise has fostered a productive environment for innovation and development within their projects.
Conclusion
Hideyuki Fujishima's contributions to optical disk technology exemplify the impact of innovative thinking in the field of data storage. His patents reflect a commitment to improving device performance and efficiency.