Location History:
- Hitachi, JA (1976)
- Hitachi, JP (1980 - 1992)
Company Filing History:
Years Active: 1976-1992
Title: Katsukuni Hisano - Innovating Gas Turbine Technology
Introduction
Katsukuni Hisano is a distinguished inventor based in Hitachi, Japan, known for his significant contributions to the field of gas turbine technology. With an impressive portfolio of 24 patents, Hisano has established himself as a key figure in innovation within the energy sector.
Latest Patents
Among his latest inventions are two notable patents relating to gas turbine combustors. The first patent describes a gas turbine combustor designed with a first-stage combustion chamber that functions as a premix chamber for a second-stage combustion chamber. This innovative combustor includes an auxiliary burner within the first-stage chamber, which can both maintain combustion and subsequently allow for flame transfer to the second-stage chamber.
The second patent continues this theme by outlining a gas turbine combustor along with a process for operating it. This design features a combustion sleeve and a sub-chamber situated upstream, equipped with its own air and fuel supply system. The combustion main chamber, located downstream, also has a dedicated air and fuel system, creating an efficient start-up mechanism driven by hot combustion gases from the sub-chamber. Notably, this sub-chamber includes an inner sleeve with a strategically placed fuel nozzle to optimize fuel-to-air ratios during the gas turbine's initial acceleration phase.
Career Highlights
Katsukuni Hisano's career has been marked by continuous innovation at Hitachi, Ltd., where he plays an instrumental role in advancing gas turbine technology. His expertise and dedication to improving energy efficiency have led to several critical advancements, reflected in his patent portfolio.
Collaborations
Throughout his career, Hisano has collaborated with other esteemed professionals in the field, including Yoji Ishibashi and Michio Kuroda. Together, they have contributed to significant developments in gas turbine technology, showcasing a commitment to collaborative innovation.
Conclusion
Katsukuni Hisano's work exemplifies the spirit of innovation in engineering and technology. With his extensive background in gas turbine combustors and his array of patents, he continues to push the boundaries of what is possible in energy efficiency and performance. His contributions not only enhance the capabilities of gas turbines but also help pave the way for future advancements in the industry.
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.