Location History:
- Nara, JA (1977)
- Nakamachi, JP (1979)
- Nara, JP (1980 - 1981)
Company Filing History:
Years Active: 1977-1981
Title: The Innovations of Toyokazu Kishi
Introduction
Toyokazu Kishi is a notable inventor based in Nara, Japan. He has made significant contributions to the field of chemistry, particularly in the development of maytansinoids. With a total of 4 patents to his name, Kishi's work has garnered attention in the scientific community.
Latest Patents
Kishi's latest patents include innovative compounds such as Matansinol 3-n-hexadecanoate. This patent details the production of maytansinoids of the formula wherein R is hydrogen or an alkyl group of 1 to 15 carbon atoms, produced by contacting maytansinol with a carboxylic acid in the presence of a carbodiimide. Another significant patent focuses on optically active maytansinoids and their production methods, showcasing Kishi's expertise in this specialized area.
Career Highlights
Kishi is currently associated with Takeda Chemical Industries, Inc., a leading company in the pharmaceutical sector. His work at Takeda has allowed him to explore and develop new chemical compounds that have potential applications in medicine.
Collaborations
Throughout his career, Kishi has collaborated with esteemed colleagues such as Naoto Hashimoto and Takashi Iwasa. These collaborations have further enriched his research and contributed to the advancement of maytansinoid technology.
Conclusion
Toyokazu Kishi's contributions to the field of chemistry, particularly in the area of maytansinoids, highlight his innovative spirit and dedication to scientific advancement. His patents and collaborations reflect a commitment to pushing the boundaries of chemical research.
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.