Company Filing History:
Years Active: 1988-1991
Title: The Innovative Contributions of Toru Nishigaki
Introduction
Toru Nishigaki is a notable inventor based in Sagamihara, Japan. He has made significant contributions to the field of technology, particularly in database management and resource allocation systems. With a total of 5 patents to his name, Nishigaki's work has had a profound impact on the industry.
Latest Patents
One of Nishigaki's latest patents is a method and apparatus for database update and recovery. This invention provides a backup version page table in storage, which establishes a correspondence between the pages of a database and the slots in a database storage medium. It ensures that the contents of pages can be recovered when necessary. Additionally, it includes a current version page table for tracking updated pages and a journal file for recording system journals. This innovative approach allows for efficient management of database updates and recovery processes.
Another significant patent is his autonomous resource management system, which enhances the performance of systems where multiple process units compete for resources. This method involves storing previously determined allocation policies along with system status data and control data. During operation, the system detects its status and retrieves an appropriate allocation policy from memory. The policy is then modified based on the current conditions, and the effectiveness of these modifications is evaluated and stored. This invention streamlines resource management and improves overall system efficiency.
Career Highlights
Toru Nishigaki is currently employed at Hitachi, Ltd., a leading technology company known for its innovative solutions. His work at Hitachi has allowed him to develop and refine his inventions, contributing to the company's reputation for excellence in technology.
Collaborations
Throughout his career, Nishigaki has collaborated with talented individuals such as Akira Yamamoto and Akira Kurano. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Toru Nishigaki's contributions to technology through his patents and work at Hitachi, Ltd. highlight his innovative spirit and dedication to improving systems and processes. His inventions in database management and resource allocation continue to influence the industry positively.