Location History:
- Kanagawa-Ken, JP (2012)
- Yokohama, JP (2000 - 2017)
Company Filing History:
9 out of 52,735 
3 out of 408 
Years Active: 2000-2017
Title: Kenichi Okuno: Innovator in Steam Turbine Technology
Introduction
Kenichi Okuno is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of steam turbine technology, holding a total of 9 patents. His innovative designs and methods have advanced the efficiency and reliability of steam turbines.
Latest Patents
One of Okuno's latest patents is a sealing structure in steam turbines. This invention integrates a rotor blade cover section with the rotor blades at their leading ends. A plurality of sealing fins is positioned at the rotor blade cover section, creating a predetermined clearance relative to the inner peripheral portion of the nozzle outer ring. Additionally, an annular solid particle trapping space is located at the inner peripheral portion of the nozzle outer ring, which communicates with an inlet of a steam leak. This design effectively traps solid particles that flow in with steam. The nozzle outer ring also features a through hole for discharging solid particles from the trapping space toward a downstream stage of the steam turbine.
Another notable patent involves a heat-resistant cast steel composition. This steel contains specific mass percentages of various elements, including carbon, silicon, manganese, nickel, chromium, molybdenum, vanadium, cobalt, tungsten, nitrogen, niobium, boron, and titanium. The manufacturing method for this heat-resistant cast steel includes several steps, such as melting raw materials, refining and degassing the molten metal, and performing various heat treatments to achieve the desired properties.
Career Highlights
Throughout his career, Kenichi Okuno has worked with notable companies, including Kabushiki Kaisha Toshiba and The Japan Steel Works, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in steam turbine technology.
Collaborations
Okuno has collaborated with several talented individuals in his field, including Itaru Murakami and Masayuki Yamada. These collaborations have contributed to the success of his inventions and patents.
Conclusion
Kenichi Okuno's contributions to steam turbine technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry positively, showcasing the importance of innovation in engineering.