Location History:
- Ohi, JP (1994)
- Ooi, JP (1994)
- Iruma-gun, JP (1997)
- Ohi-machi, JP (1998)
- Saitama-Ken, JP (1997 - 2001)
Company Filing History:
3 out of 141 
2 out of 4,227 
2 out of 1,415 
Years Active: 1994-2001
Title: Katsuya Arai: Innovator in Lubricant Oil Composition
Introduction
Katsuya Arai is a notable inventor based in Ohi, Japan. He has made significant contributions to the field of lubricant oil compositions, holding a total of 8 patents. His work focuses on enhancing the performance and efficiency of internal combustion engines.
Latest Patents
One of Arai's latest patents is a lubricant oil composition for internal combustion engines (LAW960). This invention provides a lubricant oil composition that resists oxidation in the presence of NOx and has favorable evaporation characteristics. It also controls the poisoning of a three-way catalyst system, which is essential for reducing NOx emissions and preventing deposits in the air intake system. The composition includes a base oil with specific characteristics, such as a kinematic viscosity of 2 to 50 mm²/s at 100°C and an evaporated quantity of 16 wt. % or less, determined by the NOACK evaporation test. Additionally, it incorporates various additives, including zinc dithiophosphate and calcium phenate, to enhance its performance.
Another significant patent by Arai is a lubricating oil composition that comprises a lubricating base oil, an amine salt of molybdic acid, and a molybdenum dithiocarbamate and/or a molybdenum dithiophosphate. This composition is designed to maintain its friction-reducing effects in engines over extended periods, even in the presence of nitrogen oxide gases.
Career Highlights
Throughout his career, Katsuya Arai has worked with prominent companies in the industry, including Tonen Corporation and Exxon Research and Engineering Company. His experience in these organizations has contributed to his expertise in developing innovative lubricant solutions.
Collaborations
Arai has collaborated with notable colleagues, including Hirotaka Tomizawa and Toshikazu Tsukada. These partnerships have likely facilitated the exchange of ideas and advancements in lubricant technology.
Conclusion
Katsuya Arai's contributions to lubricant oil compositions have significantly impacted the automotive industry. His innovative patents demonstrate a commitment to improving engine performance and reducing environmental impact.
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.