Company Filing History:
8 out of 42,496 
1 out of 162 Years Active: 1981-2002
Title: Tsuguo Hashimoto: Innovator in Combined Cycle Power Plants
Introduction
Tsuguo Hashimoto is a prominent inventor based in Hitachi, Japan. He has made significant contributions to the field of energy generation, particularly through his innovative designs in combined cycle power plants. With a total of 8 patents to his name, Hashimoto's work has had a lasting impact on the efficiency and effectiveness of power generation systems.
Latest Patents
One of Hashimoto's latest patents is focused on a single shaft combined cycle plant and its operating methods. This system configuration includes a gas turbine, an exhaust heat recovery boiler for generating steam from the gas turbine's exhaust heat, and a steam turbine driven by the steam produced. The design features coupled rotors of both the gas and steam turbines, enhancing operational efficiency. The steam turbine consists of a high-pressure turbine supplied with steam from a superheater and a reheating turbine that utilizes steam passing through the high-pressure turbine. This innovative approach allows the gas turbine to operate independently while regulating cooling steam to prevent superheating. Additionally, a bypass path is integrated to improve cooling effects, ensuring optimal performance of the turbines and condenser.
Career Highlights
Throughout his career, Tsuguo Hashimoto has worked with notable companies such as Hitachi, Ltd. and Hitachi Engineering Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in power generation technology.
Collaborations
Hashimoto has collaborated with esteemed colleagues, including Norihisa Wada and Haruo Urushidani. Their combined expertise has contributed to the advancement of technologies in the energy sector.
Conclusion
Tsuguo Hashimoto's contributions to the field of combined cycle power plants demonstrate his commitment to innovation and efficiency in energy generation. His patents reflect a deep understanding of the complexities involved in power systems, making him a key figure in this industry.