Forward Citations = 57

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12 inventors (with patents filed for the assignee):

Yasuyuki Igarashi (5 out of 15 patents)

Sen-Itiroh Hakomori (3 out of 26 patents)

Sen-itiroh Hakomori (2 out of 25 patents)

4. Fuqiang Ruan (2 out of 3 patents)

5. Steven B Levery (1 out of 9 patents)

6. Edward D Nudelman (1 out of 17 patents)

7. Shigeyuki Kawa (1 out of 4 patents)

8. Yoshito Sadahira (1 out of 4 patents)

9. Khalid Sadozai (1 out of 2 patents)

10. Hideki Ohta (1 out of 1 patent)

11. Yutaka Yatomi (1 out of 1 patent)

12. Yong S Park (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 6031135 - Trimethylsphingosine derivatives (2000-02-29),

2. 5693620 - Plasmalopsychosines and plasmalocerebrosides (1997-12-02),

3. 5677189 - Method for quantifying sphingosine and for diagnosing platelet activation (1997-10-14),

4. 5663404 - Sphingosine-1-phosphate essentially free of L-threo isomer (1997-09-02),

5. 5627171 - Sphingosine-1-phosphate/trimethylsphingosine composition (1997-05-06),

Company Overview

Oncomembrane, Inc. is a biotechnology company focused on developing innovative cancer therapies. Our cutting-edge research and technology aim to revolutionize the way cancer is treated by targeting tumor cell membranes. Through our unique approach, we strive to improve patient outcomes and quality of life. Visit our website to learn more about our pipeline and breakthrough discoveries.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#356 in Seattle, WA

#1,240 in Washington

#51,620 in US

Seattle, WA, United States of America

Oncomembrane, Inc.

Forward Citations = 57

12 inventors:

Yasuyuki Igarashi (5 out of 15 patents)

Sen-Itiroh Hakomori (3 out of 26 patents)

Sen-itiroh Hakomori (2 out of 25 patents)

4. Fuqiang Ruan (2 out of 3 patents)

5. Steven B Levery (1 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Oncomembrane, Inc.. Retrieved from https://idiyas.com/company/oncomembrane

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

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]