Takehiko Yasuji

Title: Takehiko Yasuji: Innovator in Pharmaceutical Composition

Introduction

Takehiko Yasuji is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of pharmaceuticals, particularly in the development of innovative drug formulations. With a total of 3 patents to his name, Yasuji's work focuses on enhancing the efficacy and stability of pharmaceutical compositions.

Latest Patents

Yasuji's latest patents include a pharmaceutical composition for oral administration that features a modified release portion containing tamsulosin and an immediate release portion with solifenacin. This innovative formulation ensures that the dissolution rate of each drug is comparable to existing single drug formulations, achieving a maximum dissolution percentage of 90% or more for solifenacin. Another significant patent involves a solid pharmaceutical preparation of solifenacin, which is designed to remain stable and prevent decomposition over time. This preparation utilizes solifenacin in a crystalline form, along with an amorphization inhibitor, to enhance its clinical applicability.

Career Highlights

Throughout his career, Takehiko Yasuji has worked with prominent companies in the pharmaceutical industry, including Astellas Pharma GmbH and Yamanouchi Pharmaceutical Company Ltd. His experience in these organizations has allowed him to refine his expertise in drug formulation and development.

Collaborations

Yasuji has collaborated with esteemed colleagues such as Akio Sugihara and Katsuhiro Masaki. These partnerships have contributed to the advancement of his research and the successful development of his patented inventions.

Conclusion

Takehiko Yasuji's innovative work in pharmaceutical compositions demonstrates his commitment to improving drug efficacy and stability. His contributions to the field are significant and continue to impact the pharmaceutical industry positively.