Location History:
- Kitsukidaimachi, Nakahara-ku, Kawasaki-shi, Kanagawa-ken, JP (1991)
- Kawasaki, JP (1988 - 1992)
- Kanagawa, JP (1995)
- Kanagawa-ken, JP (1996 - 2002)
- Yokohama, JP (1978 - 2003)
Company Filing History:
12 out of 690 
2 out of 84 
2 out of 2,430 
Years Active: 1978-2003
Title: Hirotugu Kinoshita: Innovator in Grease Compositions
Introduction
Hirotugu Kinoshita is a prominent inventor based in Yokohama, Japan, known for his significant contributions to the field of lubrication technology. With a remarkable portfolio of 19 patents, Kinoshita has developed innovative solutions that enhance the performance and reliability of vehicle electrical equipment and engine starters.
Latest Patents
Kinoshita's latest patents focus on advanced grease compositions that serve critical functions in various applications. One notable patent describes a grease composition that boasts exceptional abrasion resistance and anti-seizure properties. This composition ensures long service life and excellent lubricity at low temperatures without adversely affecting electric contacts. The formulation includes a silicon-free synthetic oil, urea thickener, melamine cyanurate, and polytetrafluoroethylene.
Another recent patent details a grease composition that comprises a lubricating base oil combined with a urea thickener, sulfur-containing extreme pressure agent, and a specific sulfonate. This innovative blend, which includes key components like dihydrocarbyl polysulfide and over-based zinc sulfonate, is designed for high-performance applications requiring enhanced lubrication properties.
Career Highlights
Throughout his career, Hirotugu Kinoshita has worked at notable companies, including Nippon Oil Company. His work has been characterized by a commitment to advancing lubrication technology, particularly in the automotive industry.
Collaborations
In his innovative journey, Kinoshita has collaborated with several talented individuals, including Masaru Mishima and Souichi Nomura. These partnerships have contributed to the development of groundbreaking inventions in grease compositions.
Conclusion
Hirotugu Kinoshita is a remarkable inventor whose contributions have significantly impacted lubrication technology. With a focus on enhancing the performance and longevity of grease compositions, Kinoshita continues to drive innovation in the automotive industry, leaving a lasting legacy through his patents.
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.