This inventor holds 2 USPTO granted patents. Top assignees: Kumamoto University, National University Corporation Kumamoto University. Active years: 2020-2025.
Company Filing History:
1 out of 98 
1 out of 9 Years Active: 2020-2025
Title: Innovations of Sumio Ohtsuki
Introduction
Sumio Ohtsuki is a notable inventor based in Kumamoto, Japan. He has made significant contributions to the field of biomedical research, particularly in the development of peptides that enhance drug delivery across biological barriers. With a total of 2 patents, his work focuses on improving the efficacy of high molecular drugs.
Latest Patents
One of Ohtsuki's latest patents is for a blood-brain barrier permeable peptide. This invention aims to provide a novel peptide that can effectively cross the blood-brain barrier. The peptide contains the amino acid sequence: SLSHSPQ (SEQ ID NO: 1), with the possibility of substitutions for the amino acid P. Additionally, this patent includes a carrier molecule for intracerebral delivery, a complex that allows target molecules to permeate the blood-brain barrier, and a composition containing this complex.
Another significant patent by Ohtsuki is for a cell membrane-permeating peptide. This invention addresses the need for a membrane permeability-improving agent that can be applied to high molecular drugs. The patent outlines a drug carrier that enhances the absorption efficiency of high molecular drugs in the small intestine. The cell membrane-permeating peptide comprises amino acid sequences selected from DNPGN (SEQ ID NO: 1), SRPAF (SEQ ID NO: 2), NDPRN (SEQ ID NO: 3), and MSVAN (SEQ ID NO: 4). Furthermore, it includes a composition that combines the peptide with a biologically active substance.
Career Highlights
Ohtsuki has worked at prestigious institutions, including Kumamoto University and the National University Corporation Kumamoto University. His research has significantly impacted the field of drug delivery systems, showcasing his commitment to advancing medical science.
Collaborations
Throughout his career, Ohtsuki has collaborated with notable colleagues such as Shingo Ito and Shunsuke Yamaguchi. These collaborations have further enriched his research and contributed to the development of innovative solutions in drug delivery.
Conclusion
Sumio Ohtsuki's contributions to the field of biomedical research through his innovative patents highlight his role as a leading inventor. His work on peptides that enhance drug delivery mechanisms is paving the way for advancements in medical treatments.