Company Filing History:
Years Active: 1990-1997
Title: Shigeyuki Ishikawa: Innovator in Pharmaceutical Preparations
Introduction
Shigeyuki Ishikawa is a notable inventor based in Mino, Japan. He has made significant contributions to the field of pharmaceutical preparations, holding a total of three patents. His work focuses on innovative drug delivery systems that enhance the efficacy of medicinal compounds.
Latest Patents
One of Ishikawa's latest patents is a pharmaceutical preparation comprising a fat emulsion of fat microparticles. This preparation includes a stabilizer made up of a fatty acid, a basic amino acid, and a saccharide. The fat microparticles have a mean particle diameter of at most 100 nm, ensuring stability and preventing uptake by the liver. This characteristic allows for targeted pharmacological activity at desired sites, making it an effective drug carrier. Additionally, the preparation can be lyophilized for long-term storage and easily reconstituted with distilled water. Another significant patent is a controlled release pharmaceutical preparation that features a core containing a medicinal compound and a coating layer made of a water-repellent salt and a water-insoluble acrylic polymer. This preparation is designed to release the medicinal compound in a sigmoid type dissolution pattern, regardless of the pH of the dissolution medium.
Career Highlights
Shigeyuki Ishikawa is currently employed at Tanabe Seiyaku Company, Limited, where he continues to innovate in the pharmaceutical sector. His work has been instrumental in developing advanced drug delivery systems that improve patient outcomes.
Collaborations
Ishikawa has collaborated with notable colleagues such as Kazuo Noda and Masao Kobayashi, contributing to the advancement of pharmaceutical technologies.
Conclusion
Shigeyuki Ishikawa's contributions to pharmaceutical preparations highlight his innovative spirit and dedication to improving drug delivery systems. His patents reflect a commitment to enhancing the efficacy of medicinal compounds, making a significant impact in the field.