Company Filing History:
1 out of 546 
1 out of 614 
1 out of 1 Years Active: 1983-1987
Title: The Innovative Contributions of Yoshitaka Sako
Introduction
Yoshitaka Sako is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of biochemistry and pharmaceuticals. With a focus on novel polypeptides and processes for their production, Sako has secured a total of 2 patents that showcase his innovative spirit and technical expertise.
Latest Patents
One of Sako's latest patents is centered around a novel polypeptide and the process for producing it. This invention involves a polypeptide represented by a specific formula, which includes various amino acids such as alanine, serine, and leucine. The process entails forming a peptide or polypeptide and subjecting it to a cyclization reaction. Another significant patent involves the preparation of 1-(4-hydroxyphenyl)-2-(4-benzylpiperidino)-1-propanol, commonly known as ifenprodil. This process is characterized by brominating 4'-hydroxypropiophenone and subsequently conducting a catalytic reduction to yield the final product in a high yield of about 80%.
Career Highlights
Throughout his career, Yoshitaka Sako has worked with prominent companies such as Mitsubishi Petrochemical Company Limited and Mitsubishi Chemical Industries Limited. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of chemistry and pharmaceuticals.
Collaborations
Sako has collaborated with notable coworkers, including Sachio Hirose and Tammotsu Homma. These partnerships have likely contributed to the advancement of his research and the successful development of his patents.
Conclusion
Yoshitaka Sako's contributions to the field of biochemistry and pharmaceuticals through his innovative patents highlight his expertise and dedication to advancing scientific knowledge. His work continues to influence the industry and inspire future innovations.