Location History:
- Minato-ku, JP (2016 - 2019)
- Tokyo, JP (2014 - 2024)
Company Filing History:
16 out of 895 
4 out of 4,618 
1 out of 6,145 
Years Active: 2014-2025
Title: **Innovative Mind: The Patents and Contributions of Hiroyuki Mitsui**
Introduction
Hiroyuki Mitsui, a notable inventor based in Tokyo, Japan, has made significant contributions to the field of engineering and technology. With an impressive portfolio of 22 patents, he has demonstrated a relentless pursuit of innovation, particularly in steam turbine technologies and cleaning methods for rotary devices.
Latest Patents
Among Mitsui’s latest patents are two remarkable inventions. The first is a steam turbine that includes a shaft rotating around its axis, equipped with moving blades extending radially and organized circumferentially. This turbine design features a casing to shield the shaft and blades, alongside stationary blades positioned on the casing's inner surface. A unique aspect of this invention is the substance supply unit that delivers a hydrophobic film-forming substance to the blades, enhancing both performance and reliability.
The second patent focuses on an innovative method for cleaning the blades of rotary devices. This method encompasses several steps, starting with the application of a water-soluble cleaning liquid that contains a surfactant. Following application, the blade is set aside, wiped clean, and subjected to a second application of either water or a diluted cleaning solution, ensuring thorough cleanliness and maintenance of the device.
Career Highlights
Hiroyuki Mitsui’s career has seen him contribute his expertise to some esteemed companies, including Sumitomo Metal Mining Company, Ltd. and Mitsubishi Heavy Industries Limited. His work in these organizations has allowed him to collaborate on various projects that leverage his inventive skills and technical knowledge.
Collaborations
Throughout his career, Mitsui has had the opportunity to work alongside talented individuals such as Osamu Nakai and Satoshi Matsubara. These collaborations have likely provided a fertile ground for exchanging ideas and enhancing innovation, reinforcing the significance of teamwork in the field of technology.
Conclusion
Hiroyuki Mitsui is a distinguished inventor whose work in the engineering sector continues to impact the industry through his inventive solutions. With a strong emphasis on improving existing technologies, his patents reflect a commitment to enhancing performance and reliability in various devices. As he progresses in his career, it will be interesting to see what future innovations he brings to life.
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.