Company Filing History:
5 out of 1,379 
1 out of 45 Years Active: 1990-1994
Title: Yusaku Ishizuka: Innovator in Medicinal Chemistry
Introduction
Yusaku Ishizuka is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of medicinal chemistry, particularly in the development of treatments for viral infections. With a total of 5 patents to his name, Ishizuka's work reflects a commitment to advancing healthcare through innovative solutions.
Latest Patents
Ishizuka's latest patents include a method for treating diseases caused by viral infections. This patent discloses a medicament characterized by containing a nonapeptide with a specific amino acid configuration: pGlu-Ala-Lys-Ser-Gln-Gly-Gly-Ser-Asn, or its esters and amides, as well as pharmacologically acceptable salts. Another significant patent involves myoinositol derivatives and their preparation process. This patent describes phosphoric acid esters of myoinositol, which can be synthesized through a process involving a phosphorylating agent and catalytic reduction.
Career Highlights
Throughout his career, Yusaku Ishizuka has worked with prominent companies such as Mitsui Toatsu Chemicals, Incorporated and Mect Corporation. His experience in these organizations has contributed to his expertise in the field of medicinal chemistry and innovation.
Collaborations
Ishizuka has collaborated with notable colleagues, including Akira Awaya and Hisashi Kobayashi. These partnerships have likely enriched his research and development efforts, leading to impactful advancements in his field.
Conclusion
Yusaku Ishizuka's contributions to medicinal chemistry through his patents and collaborations highlight his role as an innovator in the industry. His work continues to influence the development of effective treatments for viral infections and other medical challenges.