Thousand Oaks, CA, United States of America

Da Ren

This inventor holds 8 USPTO granted patents and 5 published patent applications, plus 1 CIPO patent and 2 EPO patents. Top assignees: Amgen Inc., Purdue Research Foundation, Other. Active years: 2021-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Da Ren. Retrieved from https://idiyas.com/inventor/da-ren

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

USPTO Granted Patents = 8 

% Patents Active = 100.0

 

 

Average Co-Inventor Count = 4.5

ph-index = 2

Forward Citations = 6(Granted Patents)


Company Filing History:

goldMedal7 out of 2,072 
 
Amgen Inc.
 patents
silverMedal1 out of 2,785 
 
Purdue Research Foundation
 patents
bronzeMedal1 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 2021-2026

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8 patents (USPTO):Explore Patents

Title: The Innovations of Da Ren

Introduction

Da Ren is an accomplished inventor based in Thousand Oaks, CA (US). He holds a total of 8 patents that showcase his expertise in the field of biochemistry and protein analysis. His innovative approaches have contributed significantly to the development of therapeutic polypeptides and antigen binding proteins.

Latest Patents

One of Da Ren's latest patents is titled "Sequential digestion of polypeptides for mass spectrometric analysis." This invention outlines methods for preparing polypeptides for multi-attribute analysis, which includes denaturing, reducing, and alkylating the polypeptides before subjecting them to a first digestion. The resulting fragments are then separated and analyzed using various methods, making this technique particularly useful for therapeutic polypeptides that are challenging to cleave.

Another notable patent is "Low-viscosity antigen binding proteins and methods of making them." This invention focuses on preparing antigen binding proteins specific for PCSK9 with reduced viscosity. The method involves replacing residues in high viscosity variable domain subfamilies with those from low viscosity subfamilies, as well as modifying the Fc domain to enhance its properties. This innovation has the potential to improve the efficacy of therapeutic proteins.

Career Highlights

Throughout his career, Da Ren has worked with prominent companies, including Amgen Inc. His contributions to the field have been recognized through his patents and the impact of his work on therapeutic developments.

Collaborations

Da Ren has collaborated with notable professionals in his field, including Joon Hoi Huh and Riki Stevenson. These collaborations have further enriched his research and innovations.

Conclusion

Da Ren's contributions to the field of biochemistry through his patents and collaborations highlight his role as a significant inventor. His work continues to influence the development of therapeutic proteins and methods for protein analysis.

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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