Company Filing History:
10 out of 1,887 
1 out of 121 Years Active: 2009-2025
Title: The Innovative Contributions of Hirotaka Ito in the Field of Engineering
Introduction
Hirotaka Ito, a prominent inventor based in Kobe, Japan, has made significant strides in engineering with a portfolio of ten patents to his name. His innovative contributions primarily focus on mechanical components, enhancing efficiency and performance in various applications.
Latest Patents
Among his latest inventions are two notable patents: the Piston Ring and Compressor, and a Sliding Member with Advanced Manufacturing Techniques. The piston ring invention features a first ring portion designed to fit onto the outer circumferential portion of a piston, allowing for smooth sliding against the inner wall of a cylinder. This piston ring also includes a second ring portion positioned adjacent to the first, which is strategically designed with a greater hardness, enhancing its durability under pressure.
The Sliding Member patent introduces a novel approach to achieving optimal slidability and abrasion resistance. This invention includes a sliding surface constructed from a base material that features regularly arranged concavities, complemented by a filling part composed of a secondary material. The innovative integration of different materials ensures improved frictional properties and hardness, making it suitable for various demanding applications.
Career Highlights
Hirotaka Ito's professional journey includes vital contributions during his tenure with Kobe Steel, Ltd. and Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.). His work in these esteemed organizations has allowed him to develop and refine his inventions, making a significant impact in the field of mechanical engineering.
Collaborations
Throughout his career, Ito has collaborated with talented professionals, including notable coworkers Kenji Yamamoto and Shinichi Tanifuji. These collaborations have further driven innovation, combining their expertise to push the boundaries of engineering solutions.
Conclusion
Hirotaka Ito's inventive spirit continues to pave the way for advancements in mechanical components, demonstrating his commitment to innovation. His patents serve not only as a testament to his technical skills but also as a source of inspiration for future generations of inventors in the realm of engineering.