Location History:
- Hino, JP (1992 - 2005)
- Tokyo, JP (2003 - 2005)
- Iwakuni, JP (2014)
Company Filing History:
6 out of 1,588 
1 out of 382 
1 out of 125 Years Active: 1992-2014
Title: The Innovative Contributions of Takumi Takeyasu
Introduction
Takumi Takeyasu is a notable inventor based in Hino, Japan. He has made significant contributions to the field of chemistry, particularly in the development of new compounds and processes. With a total of 8 patents to his name, Takeyasu's work has had a considerable impact on various applications in the pharmaceutical industry.
Latest Patents
Among his latest patents is a process for producing crystals of polymorphic 2-(3-cyano-4-isobutyloxyphenyl)-4-methyl-5-thiazolecarboxylic acid by a poor-solvent addition method. This innovative process involves dissolving the compound in a good solvent, followed by cooling the solution and adding a hydrocarbon solvent as a poor solvent. Another significant patent relates to an anthranilic acid derivative, which is expressed by specific chemical formulas and includes its pharmacologically permissible salt or solvate.
Career Highlights
Throughout his career, Takumi Takeyasu has worked with prominent companies such as Teijin Limited and Meiji Seika Kaisha, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking research and development in his field.
Collaborations
Takeyasu has collaborated with esteemed colleagues, including Naoki Tsuchiya and Naoki Hase. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Takumi Takeyasu's contributions to the field of chemistry through his patents and collaborations highlight his role as a significant inventor. His innovative processes and compounds continue to influence the pharmaceutical industry and inspire future research.