Santa Rosa, CA, United States of America

Margaret Karow

This inventor holds 73 USPTO granted patents and 15 published patent applications, plus 2 CIPO patents and 11 EPO patents, primarily in Immunotherapy Antibodies (CPC class C07K). Top assignees: Regeneron Pharmaceuticals, Inc., Gensun Biopharma Inc., Xilio Development, Inc.. Active years: 2006-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Margaret Karow. Retrieved from https://idiyas.com/inventor/margaret-karow

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

USPTO Granted Patents = 73 (Patent Applications = 15)

% Patents Active = 72.6

CIPO Patents = 2 (Patent Applications = 1)

EPO Patents = 11 (Patent Applications = 18)

Average Co-Inventor Count = 4.5

ph-index = 11

Forward Citations = 712(Granted Patents)

Forward Citations (Not Self Cited) = 605(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Putnam Valley, NY (US) (2006 - 2010)
Camarillo, CA (US) (2009 - 2012)
Santa Rosa Valley, NY (US) (2013)
Santa Rosa, CA (US) (2016 - 2022)
Santa Rosa Valley, CA (US) (2012 - 2024)
Newbury Park, CA (US) (2024)

Company Filing History:

53 out of 1,482

Regeneron Pharmaceuticals, Inc.

patents

9 out of 16

Gensun Biopharma Inc.

patents

7 out of 9

Xilio Development, Inc.

Beckman Research Institute, City of Hope

patents

where one patent can have more than one assignee

Years Active: 2006-2026

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Areas of Expertise:

Anti-CTLA4 Antibodies

Bispecific T Cell Engagers

TGF-β Antagonists

Hybrid Antibodies

Interleukin-2 Muteins

Antitumor Antagonists

Humanized Mice

Cytokine Polypeptides

Genetically Modified Mice

ADAM6 Mice

Nucleic Acids

Immune Checkpoint Regulators

73 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12677812 - Humanized non-human animals with restricted immunoglobulin heavy chain loci (2026-07-14),

2. 12628801 - HUMANIZED UNIVERSAL LIGHT CHAIN MICE (2026-05-19),

3. 12435142 - Anti-CTLA4 antibodies and methods of use thereof (2025-10-07),

4. 12404336 - Bispecific antagonist comprising a LAG-3 binding domain (2025-09-02),

5. 12384845 - Activatable masked anti-CTLA4 binding proteins (2025-08-12),

6. 12207628 - ADAM6 mice (2025-01-28),

7. 12060434 - Trispecific T cell engagers (2024-08-13),

8. 12018073 - Antagonists targeting the TGF-β pathway (2024-06-25),

9. 11976133 - Bispecific T cell engagers (2024-05-07),

10. 11976102 - Interleukin-2 muteins for the expansion of T-regulatory cells (2024-05-07),

11. 11950578 - ADAM6 mice (2024-04-09),

12. 11945873 - Antitumor antagonists (2024-04-02),

13. 11866476 - Masked IL-2-Fc fusion polypeptides (2024-01-09),

14. 11827686 - Masked cytokine polypeptides (2023-11-28),

15. 11827685 - Masked cytokine polypeptides (2023-11-28),

Title: Top Inventor in Santa Rosa

Introduction: Roger Winston Phillips is a prominent inventor based in Santa Rosa, California, known for his innovative contributions to various fields.

Latest Patents: His recent patents include advancements in technology and engineering that have garnered attention in the industry.

Career Highlights: Over the years, Phillips has achieved significant milestones in his career, establishing himself as a leader in innovation.

Collaborations: He has collaborated with various organizations and professionals, enhancing the impact of his inventions.

Conclusion: Roger Winston Phillips continues to inspire with his work, pushing the boundaries of what is possible through invention.

Profile summary based on public USPTO records.