Location History:
- Kobe, JP (1986)
- Osaka, JP (1979 - 2011)
Company Filing History:
2 out of 4 
1 out of 278 
1 out of 82 
Years Active: 1979-2011
Title: Kenjiro Nabeshima: Innovator in Marine Engineering
Introduction
Kenjiro Nabeshima is a prominent inventor based in Osaka, Japan. He has made significant contributions to marine engineering, particularly in the development of advanced rudder systems. With a total of 4 patents, his work has been instrumental in enhancing the efficiency and performance of large ships.
Latest Patents
Nabeshima's latest patents include a rudder angle detecting device for steering gear. This innovative device features an inner cylindrical body mounted on the top surface of the rudder-stock, with an outer cylindrical body placed exteriorly. It incorporates a rotational movement checking device that allows for radial displacement while preventing rotation. Additionally, he has developed a twin-rudder system for large ships. This system utilizes a pair of high lift rudders arranged behind a single propeller, optimizing thrust and drag ratios for improved performance.
Career Highlights
Throughout his career, Kenjiro Nabeshima has worked with notable companies such as Japan Hamworthy & Co., Ltd. and Hitachi Zosen Corporation. His expertise in marine technology has led to advancements that benefit the shipping industry.
Collaborations
Nabeshima has collaborated with esteemed colleagues, including Yukio Tomita and Takayuki Wakabayashi. Their combined efforts have contributed to the development of innovative marine solutions.
Conclusion
Kenjiro Nabeshima's contributions to marine engineering through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the design and functionality of modern ship systems.