This inventor holds 12 USPTO granted patents, plus 1 CIPO patent and 2 EPO patents. Top assignees: Asahi Kasei Kogyo Kabushiki Kaisha, Asahi Kasei Chemicals Corporation, Asahi Kasei Kabushiki Kaisha. Active years: 1987-2012.
Location History:
- Okayama, JP (1987)
- Kurashiki, JP (1992 - 2012)
Company Filing History:
6 out of 1,297 
3 out of 510 
3 out of 994 Years Active: 1987-2012
Title: Masahiro Tojo: Innovator in Chemical Processes
Introduction
Masahiro Tojo is a prominent inventor based in Kurashiki, Japan. He has made significant contributions to the field of chemical engineering, particularly in the production of carbonates. With a total of 12 patents to his name, Tojo's work has had a considerable impact on industrial processes.
Latest Patents
Tojo's latest patents include a method for producing a dialkyl carbonate and a diol. This innovative method involves a transesterification reaction between a cyclic carbonate and an aliphatic monohydric alcohol, utilizing a transesterification catalyst. The process results in a reaction mixture that contains both a product dialkyl carbonate and a product diol. Additionally, he has developed a process for producing an aromatic carbonate. This process involves transesterifying a starting material with an aromatic monohydroxy compound in the presence of a catalyst, leading to the production of high-purity aromatic carbonates.
Career Highlights
Throughout his career, Masahiro Tojo has worked with notable companies such as Asahi Kasei Kogyo and Asahi Kasei. His expertise in chemical processes has been instrumental in advancing the technologies used in these organizations.
Collaborations
Tojo has collaborated with esteemed colleagues, including Shinsuke Fukuoka and Kazuhiro Oonishi. These partnerships have fostered innovation and contributed to the success of various projects.
Conclusion
Masahiro Tojo's contributions to the field of chemical engineering are noteworthy. His innovative patents and collaborations highlight his role as a leading inventor in the industry.