This inventor holds 2 USPTO granted patents. Top assignees: Daiichi Pharmaceutical Co., Ltd., Snow Brand Milk Products Co., Ltd.. Active years: 1992-2002.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
1 out of 200 
1 out of 200 Years Active: 1992-2002
Title: Innovations of Yasushi Yamashita
Introduction
Yasushi Yamashita is a notable inventor based in Tochigi, Japan. He has made significant contributions to the field of biotechnology, particularly in the development of therapeutic agents for various diseases. With a total of 2 patents, his work has garnered attention for its potential impact on healthcare.
Latest Patents
One of his latest patents involves a TCF mutant. This invention relates to a TCF mutant that possesses a novel amino acid sequence obtained through mutagenesis of one or more amino acids between the N-terminus and the first kringle of the native TCF amino acid sequence. This mutant exhibits a lowered affinity to heparin and elevated biological activity. The TCF mutant is prepared through gene manipulation and demonstrates proliferative and growth stimulative activity in hepatocytes, making it beneficial as a therapeutic agent for various hepatic diseases and as an antitumor agent.
Another significant patent addresses the treatment of endometriosis. This remedy comprises, as an active ingredient, 14.alpha.-hydroxy-4-androstene-3,6,17-trione or an ester derivative thereof. It effectively treats endometriosis through strong aromatase-inhibitory activity while minimizing serious side effects.
Career Highlights
Yasushi Yamashita has worked with prominent companies such as Snow Brand Milk Products Co., Ltd. and Daiichi Pharmaceutical Co., Ltd. His experience in these organizations has contributed to his expertise in the field of biotechnology and pharmaceuticals.
Collaborations
Yasushi has collaborated with notable coworkers, including Nobuaki Fujise and Hiroaki Takaoka. These partnerships have likely enhanced his research and development efforts.
Conclusion
Yasushi Yamashita's innovative work in biotechnology, particularly through his patents, showcases his commitment to advancing medical science. His contributions have the potential to significantly impact the treatment of various diseases, highlighting the importance of innovation in healthcare.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile