This inventor holds 2 USPTO granted patents. Top assignees: Showa Denko Kabushiki Kaisha, Shosuke Okamoto, Other. Active years: 1989-1990.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Ohta, JP (1989)
- Tokyo, JP (1990)
Company Filing History:
Years Active: 1989-1990
Title: Yasuhiro Katsuura: Innovator in Phenylalanine Derivatives
Introduction
Yasuhiro Katsuura is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of chemistry, particularly in the development of phenylalanine derivatives. With a total of 2 patents to his name, Katsuura's work has implications in various scientific applications.
Latest Patents
Katsuura's latest patents focus on phenylalanine derivatives and proteinase inhibitors. The first patent describes a phenylalanine derivative characterized by the formula (I), where R¹ and R² are independently hydrogen, with the stipulation that both cannot be hydrogen simultaneously. The second patent also pertains to a phenylalanine derivative, defined by a more complex formula that includes various substituents such as hydroxy, nitro, and amino groups, among others.
Career Highlights
Throughout his career, Katsuura has worked with prominent companies, including Showa Denko Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in the field of chemical innovations.
Collaborations
Katsuura has collaborated with notable coworkers such as Yoshio Kimura and Morihiko Yamada. Their joint efforts have likely enhanced the quality and impact of their research.
Conclusion
Yasuhiro Katsuura is a distinguished inventor whose work on phenylalanine derivatives has advanced the field of chemistry. His contributions and collaborations reflect a commitment to innovation and scientific progress.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile