Location History:
- Yokosuka, JP (1992 - 1999)
- Kamakura, JP (1996 - 1999)
- Kanagawa, JP (1995 - 2002)
Company Filing History:
15 out of 28,566 
4 out of 16 
1 out of 8,898 
Years Active: 1992-2002
Title: **Toru Yashiro: Innovator in Optical Recording Technologies**
Introduction
Toru Yashiro is a prominent inventor based in Yokosuka, Japan, renowned for his contributions to optical recording technologies. With an impressive portfolio of 16 patents, Yashiro has established himself as a significant figure in the field of information recording and retrieval.
Latest Patents
Among his latest innovations is a groundbreaking optical recording medium and method for information recording and reading. This invention encompasses a complex structure consisting of a PMA area, TOC area, program area, user area, and lead-out area. Notably, a portion of the PMA area, which is associated with the program area, can exist in a recorded state, while the TOC area may remain unrecorded. Furthermore, it allows for an unrecorded PMA area and includes the capability to record a password within the information area. Yashiro’s invention also details methods for erasing the medium and systems for efficiently reading and recording information.
Career Highlights
Toru Yashiro has worked with leading companies such as Ricoh Company, Ltd. and Yamada Chemical Co., Ltd., where his innovative ideas and technical expertise have significantly advanced optical technology applications. His dedication to research and development has led to many successful patents, highlighting his valuable contributions to the industry.
Collaborations
Throughout his career, Yashiro has collaborated with notable colleagues, including Yutaka Ueda and Yasuo Sawada. These partnerships have fostered a creative environment that has yielded exceptional advancements in optical recording technologies.
Conclusion
Toru Yashiro's work in optical recording mediums represents a significant leap in technology, providing solutions that enhance data storage and retrieval processes. His continuous innovation and collaborations have positioned him as a key player in the field, inspiring future developments in optical technology.