Location History:
- Utsunomiya, JA (1976 - 1978)
- Mine-machi, Utsunomiya-shi, Tochigi-ken Tokyo, JP (1980)
- Minemachi Utsunomiya-shi, Tochigi JP (1981)
Company Filing History:
2 out of 940 
2 out of 546 
2 out of 328 
Years Active: 1976-1981
Title: Tetsuo Takematsu: Innovator in Agricultural Chemistry
Introduction
Tetsuo Takematsu, an inventive mind hailing from Utsunomiya, Japan, has made significant contributions to agricultural chemistry through his numerous patents. With a total of nine patents to his name, his work primarily focuses on developing innovative processes and compounds that improve crop protection and productivity.
Latest Patents
One of Takematsu's latest patents, titled "Process for preparing D,L-2-amino-4-methylphosphinobutyric acid," emphasizes the importance of herbicidal and antifungicidal activities. Filed under PCT No. PCT/JP78/00058, this patent was secured with Sec. 371 and Sec. 102(e) dates of June 15, 1979. The invention outlines a detailed novel process, which involves a reaction between acrolein and a dialkyl phosphonite to synthesize an acetal of an ester of 3-oxopropylmethylphosphinic acid. This process subsequently includes treating the resulting compound with acid for deacetalization, ultimately applying Strecker's process for amino synthesis.
Another noteworthy invention addresses crop protection, leveraging polyamine compounds such as long-chain alkylenediamines. This method helps crops withstand various types of damage, including cold-weather and frost damage, while also mitigating fading in green crops and reducing wilting in leaves.
Career Highlights
Throughout his career, Takematsu has demonstrated a deep commitment to advancing agricultural science. His innovative approaches have made him a valuable asset in the field, and his substantial patent portfolio highlights his expertise in synthesizing compounds with practical applications in crop protection.
Collaborations
Takematsu has collaborated with esteemed professionals, including Makoto Konnai and Saburo Tamura. Their combined efforts have propelled advancements in agricultural techniques and chemical formulations, showcasing the collaborative spirit that drives further innovation in the industry.
Conclusion
Tetsuo Takematsu’s contributions to agricultural chemistry through his patents reflect his dedication to enhancing crop production and protection. As an inventor, his innovative processes continue to have a lasting impact on the agricultural sector, showcasing the critical role inventors play in addressing modern agricultural challenges.