This inventor holds 8 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi-Lg Data Storage, Inc., Hitachi Software Engineering Company, Ltd.. Active years: 1999-2011.
Location History:
- Minamiashigara, JP (1999 - 2001)
- Hitachinaka, JP (2001 - 2005)
- Matsudo, JP (2011)
Company Filing History:
7 out of 42,726 
2 out of 389 
1 out of 228 
Years Active: 1999-2011
Title: Shigeki Yamazaki: Innovator in Optical Disk Technology
Introduction
Shigeki Yamazaki is a prominent inventor based in Matsudo, Japan. He has made significant contributions to the field of optical disk technology, holding a total of 8 patents. His innovative work has led to advancements that enhance the efficiency and performance of optical disk apparatuses.
Latest Patents
Yamazaki's latest patents include an optical disk apparatus and a starting method thereof. This invention enables a reduction in the time required to start the apparatus by allowing the tray driver and beam-expander driver to operate in parallel. The system also incorporates a memory that stores the history of optical disks loaded into the apparatus, which aids in the efficient discrimination of newly inserted disks. Another notable patent is an optical disk apparatus and control method that minimizes access time while reducing heat emanation from the beam expander. This invention utilizes a microcomputer to manage the operation and pause times of a stepping motor, ensuring optimal performance.
Career Highlights
Throughout his career, Shigeki Yamazaki has worked with notable companies such as Hitachi, Ltd. and Hitachi-LG Data Storage, Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas in optical disk technology.
Collaborations
Yamazaki has collaborated with esteemed colleagues, including Hisataka Sugiyama and Makoto Itagaki. These partnerships have contributed to the successful development of his patented technologies.
Conclusion
Shigeki Yamazaki's contributions to optical disk technology have significantly impacted the industry. His innovative patents and collaborations reflect his dedication to advancing technology in this field.