Location History:
- All of Hitachi, JP (1993)
- Hitachi, JP (1985 - 2002)
Company Filing History:
17 out of 42,485 
1 out of 1 Years Active: 1985-2002
Title: Haruo Urushidani: Innovator in Combined Cycle Power Plants
Introduction
Haruo Urushidani is a prominent inventor based in Hitachi, Japan. He has made significant contributions to the field of energy generation, particularly in the development of combined cycle power plants. With a total of 17 patents to his name, Urushidani's work has had a lasting impact on the efficiency and operation of power generation systems.
Latest Patents
One of Urushidani's latest patents is focused on a single shaft combined cycle plant and its operating method. This innovative system configuration includes a gas turbine, an exhaust heat recovery boiler for generating steam, and a steam turbine driven by steam produced from the exhaust heat recovery boiler. 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 high-pressure steam from a superheater and a reheating turbine that utilizes steam passing through the high-pressure turbine. This configuration allows the gas turbine to operate independently while regulating cooling steam to the steam turbine, preventing superheating. Additionally, a bypass path is integrated to improve cooling effects, ensuring optimal performance of the turbines and condenser.
Career Highlights
Urushidani has had a distinguished career, working with notable companies such as Hitachi, Ltd. and Hitachi Power Engineering Co., Ltd. His experience in these organizations has allowed him to refine his expertise in power generation technologies and contribute to groundbreaking innovations in the field.
Collaborations
Throughout his career, Urushidani has collaborated with esteemed colleagues, including Isao Sato and Seiichi Kirikami. These partnerships have fostered a collaborative environment that has led to the advancement of innovative technologies in energy generation.
Conclusion
Haruo Urushidani's contributions to the field of combined cycle power plants exemplify his dedication to innovation and efficiency in energy generation. His patents and career achievements reflect a commitment to advancing technology in this critical sector.
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.