Company Filing History:
Years Active: 2003-2006
Title: **Innovations of Hisao Sumiya: Pioneering Lubrication Advancements**
Introduction
Hisao Sumiya, an esteemed inventor based in Kanagawa, Japan, has made significant contributions to the field of lubrication technology. With a total of two patents to his name, his innovative approaches focus on enhancing the functionality and performance of lubricating grease compositions and rolling bearings.
Latest Patents
Hisao Sumiya's latest patents include a **Lubricating Grease Composition** and a **Rolling Bearing**. The lubricating grease composition patent discloses an advanced grease formulation that combines a metallic soap-based thickener with long-fiber material and a uniquely blended base oil. This composition is designed to improve the initial sound characteristics of bearings during operation, particularly in low-temperature environments. Additionally, it effectively reduces fretting damage and torque. The rolling bearing patent emphasizes the importance of the radii of curvature in the design of the inner and outer raceways, which are critical for reducing abrasion and enhancing acoustic performance at low temperatures.
Career Highlights
Hisao Sumiya works at NSK Corporation, a global leader in manufacturing bearings and other motion and control products. Throughout his career, he has diligently worked to advance lubrication technologies, reaffirming the critical role of effective grease compositions in engineering applications. His specialized knowledge and innovative mindset have positioned him as a key player in his field.
Collaborations
In his endeavors, Hisao Sumiya collaborates with other talented professionals, including Youichiro Sugimori and Michiharu Naka. Their collective expertise enables them to drive forward advancements in bearing technology and lubrication, resulting in innovative solutions that meet the needs of modern engineering challenges.
Conclusion
Hisao Sumiya's contributions to the field of lubrication and bearing technology have proved transformative. His patents are a testament to his innovative spirit and commitment to improving mechanical performance. As he continues his work at NSK Corporation, the industry can expect further advancements that enhance the reliability and efficiency of lubrication solutions in various applications.