This inventor holds 5 USPTO granted patents and 2 EPO patents. Top assignees: Asahi Kasei Chemicals Corporation, Asahi Kasei Kabushiki Kaisha, Asahi Kasei Kogyo Kabushiki Kaisha. Active years: 2000-2013.
Location History:
- Pasadena, CA (US) (2000)
- Kurashiki, JP (2004 - 2006)
- Tokyo, JP (2010 - 2013)
Company Filing History:
2 out of 510 
2 out of 993 
1 out of 1,297 
Years Active: 2000-2013
Title: Koshiro Yokota: Innovator in Catalysis and Polymer Production
Introduction
Koshiro Yokota is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of catalysis and polymer production, holding a total of 5 patents. His innovative approaches have led to advancements in oxidation methods and the production of high-quality aromatic polycarbonates.
Latest Patents
Yokota's latest patents include a method for oxidizing hydrocarbons, alcohols, or aldehydes. This method involves oxidizing these compounds in a liquid phase that contains regions with varying oxygen levels, utilizing a palladium-containing catalyst. Another notable patent is a method for producing high-quality aromatic polycarbonate through molten state polymerization. This process involves mixing an aromatic dihydroxy compound and a diaryl carbonate in the presence of a catalyst, ensuring optimal conditions for polymerization.
Career Highlights
Throughout his career, Yokota has worked with esteemed companies such as Asahi Kasei Chemicals Corporation and Asahi Kasei Kabushiki Kaisha. His experience in these organizations has allowed him to refine his expertise in chemical processes and innovation.
Collaborations
Yokota has collaborated with notable colleagues, including Tatsuo Yamaguchi and Mitsuo Konishi. These partnerships have contributed to his success and the advancement of his research.
Conclusion
Koshiro Yokota's contributions to catalysis and polymer production highlight his role as an influential inventor. His innovative methods and collaborations continue to impact the field positively.