Company Filing History:
15 out of 2,916 
1 out of 52,722 
1 out of 681 
Years Active: 1980-1994
Title: **Sachio Tsunoda: Innovator in High-Head Pump-Turbine Technologies**
Introduction
Sachio Tsunoda, located in Yokohama, Japan, has made significant contributions to the field of fluid mechanics through his innovative inventions. With a portfolio of 17 patents, Tsunoda is recognized for his advancements in pump-turbine technologies that aim to enhance efficiency and performance in hydraulic systems.
Latest Patents
Among his latest patents, Tsunoda's innovations include a sophisticated design for high-head pump-turbines. This patent details a unique approach to calculating the moment coefficient based on the trigonometric function of the phase lag of hydraulic excitation applied to runner vanes. His method ensures that the rigidity ratios of various components do not exceed specific thresholds, optimizing the performance under varying operational conditions. Another noteworthy patent focuses on a method for operating pumps in a pumping-up power plant with a single speed reversible pump-turbine and a booster pump. This method outlines a step-by-step protocol for managing pump operations efficiently, which can enhance overall system reliability and energy savings.
Career Highlights
Tsunoda has held key positions at prominent companies, including Tokyo Shibaura Denki Kabushiki Kaisha and Toshiba Corporation. His work has not only contributed to the development of cutting-edge technologies but has also shaped industry standards in pump and turbine design.
Collaborations
Throughout his career, Tsunoda has collaborated with notable individuals such as Ichiro Yamagata and Katsunori Shirasu. Their teamwork has been instrumental in driving innovation and advancing engineering practices in the field of hydraulic systems.
Conclusion
Sachio Tsunoda’s work exemplifies the impact of innovative thinking in engineering. With a focus on enhancing the functionality and efficiency of pump-turbine systems, his contributions continue to influence the industry. His dedication to research and development not only showcases his expertise but also demonstrates the importance of collaboration in achieving technological advancements.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.