Location History:
- Ichihara, JA (1976)
- Ichihara, JP (1982 - 1991)
- Chiba, JP (1984 - 1991)
- Osaka, JP (1993 - 1994)
- Toyonaka, JP (1994 - 1996)
Company Filing History:
11 out of 6,893 
1 out of 628 
1 out of 1,851 
Years Active: 1976-1996
Title: The Innovative Journey of Yasuhiko Higashio
Introduction
Yasuhiko Higashio, a distinguished inventor based in Osaka, Japan, has made significant contributions to the field of chemical engineering with a particular focus on caprolactam production. With a remarkable portfolio of 13 patents, Higashio's inventions have advanced both industry practices and the science behind essential chemical processes.
Latest Patents
Among his latest innovations, Higashio has developed a process for producing high-purity caprolactam. This process involves a catalytic rearrangement of cyclohexanone oxime, which is then subjected to various methods for purification. The technology includes mixing with aliphatic and alicyclic hydrocarbons to create a two-layer liquid mixture for crystallization, or using a combination of hydrocarbons and water to separate and recover caprolactam. Another method involves distillation in the presence of aliphatic saturated hydrocarbons with 10 to 18 carbon atoms, showcasing Higashio's versatility and ingenuity in chemical processing.
Career Highlights
Higashio's professional journey includes tenure at notable companies such as Sumitomo Chemical Company, Limited and Arco Chemical Technology, L.P. His work at these esteemed organizations has provided him with a robust platform to innovate and experiment with chemical applications, significantly enhancing efficiency and product quality.
Collaborations
Throughout his career, Yasuhiko Higashio has collaborated with talented colleagues, including Hiroshi Kajikuri and Masahiro Usui. These partnerships have not only fostered a rich environment for intellectual exchange but have also led to breakthroughs in their shared pursuits within chemical research and development.
Conclusion
In summary, Yasuhiko Higashio’s innovative contributions to caprolactam production highlight his status as a prominent inventor in the chemical industry. With his extensive patent portfolio and collaborative spirit, Higashio continues to set benchmarks for future advancements in chemical engineering. His work not only impacts the industry but also serves as an inspiration for aspiring inventors and engineers.
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.