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For the Inventor, By the Inventor

Wynnewood, PA, United States of America

Peter S Klein

This inventor holds 5 USPTO granted patents and 6 published patent applications. Top assignees: University of Pennsylvania, Other. Active years: 1988-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Peter S Klein. Retrieved from https://idiyas.com/inventor/peter-s-klein

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

USPTO Granted Patents = 5 

% Patents Active = 100.0

Average Co-Inventor Count = 1.8

ph-index = 2

Forward Citations = 70(Granted Patents)


Location History:

  • Harrison, NY (US) (1988)
  • Wynnewood, PA (US) (2002 - 2016)

Company Filing History:

goldMedal3 out of 2,659 
 
University of Pennsylvania
 patents
silverMedal2 out of 834,513 
Other
 patents

Years Active: 1988-2016

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5 patents (USPTO):Explore Patents
1. 9452187 - In vivo and ex vivo expansion of hematopoietic stem cells with a targeted combination of clinically tested, FDA approved drugs (2016-09-27),
2. 9050315 - In vivo and ex vivo expansion of hematopoietic stem cells with a targeted combination of clinically tested, FDA approved drugs (2015-06-09),
3. 7378111 - Regulation of GSK-3α activity for the treatment or prevention of Alzheimer's disease (2008-05-27),
4. 6441053 - Inhibitors of glycogen synthase kinase-3 and methods for identifying and using the same (2002-08-27),
5. 4757898 - Tamper resistant packaging system (1988-07-19),

Title: Innovations of Peter S Klein

Introduction

Peter S Klein is a notable inventor based in Wynnewood, PA (US). He has made significant contributions to the field of hematopoietic stem cell research, holding a total of 5 patents. His work focuses on therapeutic approaches that utilize clinically tested and FDA-approved drugs to enhance the expansion of stem cells.

Latest Patents

One of his latest patents involves the in vivo and ex vivo expansion of hematopoietic stem cells using a targeted combination of medications that inhibit GSK-3 and mTOR. This invention provides a novel therapeutic approach to maintain and expand hematopoietic stem cells in vivo. Additionally, it outlines a system and method for the ex vivo culturing of these cells, where an mTOR inhibitor is combined with a GSK-3 inhibitor within the culturing conditions.

Career Highlights

Peter has worked at the University of Pennsylvania, where he has contributed to various research initiatives. His innovative work has positioned him as a key figure in the advancement of stem cell therapies.

Collaborations

Peter has collaborated with notable individuals in his field, including Jian Huang and Douglas A Melton. These partnerships have further enriched his research and development efforts.

Conclusion

Peter S Klein's contributions to the field of hematopoietic stem cell research are significant and impactful. His innovative patents and collaborations highlight his dedication to advancing medical science.

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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