Location History:
- Yokohama, JP (2011 - 2015)
- Tokyo, JP (2015 - 2023)
Company Filing History:
8 out of 331 
3 out of 188 
1 out of 135 
Years Active: 2011-2023
Title: Hitoshi Komatsubara: Innovator in Lubricating Oil Compositions
Introduction
Hitoshi Komatsubara is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of lubricating oil compositions, holding a total of 13 patents. His work focuses on enhancing the performance and efficiency of lubricants used in various applications.
Latest Patents
Among his latest patents, one notable invention is a lubricating oil composition that achieves a good balance of electrical insulation, seizure resistance, and wear resistance. This composition includes a lubricant base oil, an alkaline earth metal detergent, a triazole-based compound, a sulfur-containing compound, and an ashless dispersant. Another important patent is for a lubricating oil composition specifically designed for gear oil. This formulation comprises a lubricating base oil with a kinematic viscosity at 40°C of 140 to 350 mm/s, a copolymer of an α-olefin and an ester monomer, a performance additive containing phosphorus and sulfur, and a poly(meth)acrylate pour-point depressant.
Career Highlights
Hitoshi has worked with notable companies such as JX Nippon Oil & Energy Corporation and Nippon Oil Corporation. His experience in these organizations has allowed him to develop innovative solutions in the lubricating oil sector.
Collaborations
Throughout his career, Hitoshi has collaborated with talented individuals, including Hajime Nakao and Shigeki Matsui. These partnerships have contributed to the advancement of his research and inventions.
Conclusion
Hitoshi Komatsubara is a distinguished inventor whose work in lubricating oil compositions has made a significant impact in the industry. His innovative patents and collaborations reflect his dedication to enhancing lubricant performance.
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.