Masaya Ichikawa is a notable inventor based in Sagamihara, Japan. He has made significant contributions to the field of storage management systems, holding a total of 5 patents. His work focuses on enhancing the efficiency and reliability of data storage solutions.

Latest Patents

Ichikawa's latest patents include a "Hot standby system," which ensures the consistency of a shared disk during system switching. In this system, an active computer and a standby computer share a disk. When a write I/O request is issued from the active computer, it records the start of the I/O in memory. Upon completion of the I/O, this information is deleted. If a failure occurs in the active computer, it transmits the record to the standby computer, which verifies the record to recover the disk for the I/O execution. Another significant patent is the "Storage management method and system," which involves a management computer and multiple storage subsystems. This system allows a host computer to send volume configuration information to the management computer, which then retrieves and displays information on the usage of volumes from various storage subsystems, thereby reducing management overhead.

Career Highlights

Masaya Ichikawa is currently employed at Hitachi, Ltd., where he continues to innovate in the field of storage systems. His work has been instrumental in developing solutions that streamline data management processes.

Collaborations

Ichikawa collaborates with talented coworkers, including Hirofumi Nagasuka and Masahiro Kiyoi. Their combined expertise contributes to the advancement of technology in their field.

Conclusion

Masaya Ichikawa's contributions to storage management systems demonstrate his commitment to innovation and efficiency. His patents reflect a deep understanding of the complexities involved in data storage and management.

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