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For the Inventor, By the Inventor

Vero Beach, FL, United States of America

Ryuichi Sakai

This inventor holds 6 USPTO granted patents. Top assignee: Harbor Branch Oceanographic Institute. Active years: 1988-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryuichi Sakai. Retrieved from https://idiyas.com/inventor/ryuichi-sakai-k3d94bou

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 2.5

ph-index = 3

Forward Citations = 14(Granted Patents)


Location History:

  • Vero Beach, FL (US) (1988 - 1990)
  • Champaign, IL (US) (1990)

Company Filing History:

goldMedal6 out of 92 
 
Harbor Branch Oceanographic Institute
 patents

Years Active: 1988-1990

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6 patents (USPTO):Explore Patents
1. 4895854 - Antitumor alkaloids (1990-01-23),
2. 4895853 - Antitumor alkaloids (1990-01-23),
3. 4895852 - Antitumor alkaloids (1990-01-23),
4. 4859782 - Misakinolide compositions and their derivatives (1989-08-22),
5. 4851441 - Antiviral guanidine derivatives compositions and their methods of use (1989-07-25),
6. 4772609 - Antiviral guanidine derivatives and compositions therefor (1988-09-20),

Title: Ryuichi Sakai: Innovator in Antitumor Alkaloids

Introduction

Ryuichi Sakai is a notable inventor based in Vero Beach, Florida. He has made significant contributions to the field of antitumor research, holding a total of six patents. His work primarily focuses on the development of antitumor alkaloid compositions derived from marine organisms.

Latest Patents

Among his latest patents, Ryuichi Sakai has developed antitumor alkaloid compositions that involve a process for producing these compositions. His inventions include methods for inhibiting tumors using these compositions, specifically highlighting alkaloids derived from marine sponges such as Xestospongia sp. and Amphimedon sp. These innovations represent a promising avenue for cancer treatment.

Career Highlights

Ryuichi Sakai is affiliated with the Harbor Branch Oceanographic Institution, Inc., where he conducts his research. His work has garnered attention for its potential impact on cancer therapies, showcasing the importance of marine-derived compounds in medical science.

Collaborations

He has collaborated with notable coworkers, including Tatsuo Higa and May S. Lui, contributing to the advancement of research in his field.

Conclusion

Ryuichi Sakai's innovative work in antitumor alkaloids exemplifies the intersection of marine biology and cancer research. His contributions continue to pave the way for new therapeutic approaches in oncology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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