This inventor holds 1 USPTO granted patent. Top assignees: Kabushiki Kaisha Toshiba, Toshiba Energy Systems & Solutions Corporation. Active years: 2025.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:

Years Active: 2025
Title: Issei Tsutsui: Innovator in Hydraulic Drive Technology
Introduction
Issei Tsutsui is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of hydraulic technology, particularly with his innovative designs and solutions. His work has been recognized in the form of patents that address critical issues in hydraulic systems.
Latest Patents
One of Tsutsui's key inventions is a hydraulic drive valve monitoring device. This device includes a determination part and an alarm part. The determination part is designed to assess whether there is a sign of failure in the hydraulic drive valve device. It does this by comparing the transition of a working fluid pressure measurement value with a reference value set for the pressure of the working fluid. The alarm part is configured to output an alert when a potential failure is detected in the hydraulic drive valve device. This invention showcases Tsutsui's commitment to enhancing the reliability and safety of hydraulic systems.
Career Highlights
Throughout his career, Issei Tsutsui has worked with prominent companies such as Kabushiki Kaisha Toshiba and Toshiba Energy Systems & Solutions Corporation. His experience in these organizations has allowed him to develop and refine his expertise in hydraulic technologies.
Collaborations
Tsutsui has collaborated with talented individuals in his field, including Koichi Nagaishi and Ryosuke Awano. These partnerships have contributed to the advancement of hydraulic technology and innovation.
Conclusion
Issei Tsutsui is a distinguished inventor whose work in hydraulic drive technology has made a significant impact. His innovative hydraulic drive valve monitoring device exemplifies his dedication to improving system reliability. Through his career and collaborations, Tsutsui continues to influence the field of hydraulic engineering.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile