Claus Riemer

This inventor holds 60 USPTO granted patents and 6 published patent applications, plus 2 CIPO patents and 18 EPO patents, primarily in Chemical Compounds (CPC class C07D). Top assignees: Hoffmann-La Roche Inc., C4 Therapeutics, Inc.. Active years: 1997-2026.

USPTO Granted Patents = 60 (Patent Applications = 6)

% Patents Active = 40.0

CIPO Patents = 2

EPO Patents = 18 (Patent Applications = 22)

Average Co-Inventor Count = 4.3

ph-index = 11

Forward Citations = 352(Granted Patents)

Forward Citations (Not Self Cited) = 315(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Schliengen, DE (1997 - 1998)
Freiburg, DE (1997 - 2017)

Company Filing History:

59 out of 5,016

Hoffmann-La Roche Inc.

patents

1 out of 39

C4 Therapeutics, Inc.

patents

Years Active: 1997-2026

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Areas of Expertise:

Quinazolinone Derivatives

Sulfone Derivatives

BRAF Degraders

Pyrrolidine Compounds

Pyridine Derivatives

Quinolines

Piperidine Derivatives

Adenosine Receptor Ligands

CNS Disorders

Triazole Compounds

Imidazo-Benzothiazoles

Benzothiazole Amides

60 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12630549 - Pyrazoleamide derivatives (2026-05-19),

2. 12570615 - Quinazolinone derivatives (2026-03-10),

3. 12565497 - Sulfone derivatives (2026-03-03),

4. 12559492 - BRAF degraders (2026-02-24),

5. 9616053 - Indolin-2-one or pyrrolo-pyridin/pyrimidin-2-one derivatives (2017-04-11),

6. 9346786 - Pyrrolidine compounds (2016-05-24),

7. 9226916 - Pyrrolidine derivatives (2016-01-05),

8. 9221816 - 2-oxo-2,3-dihydro-indoles for the treatment of CNS disorders (2015-12-29),

9. 8404679 - Pyrrolidine derivatives as NK2 receptor antagonists (2013-03-26),

10. 8399674 - Quinolines (2013-03-19),

11. 8394834 - Pyrrolidines as NK3 receptor antagonists (2013-03-12),

12. 8350028 - 2-aminoquinolines (2013-01-08),

13. 8324250 - Piperidine derivatives as NK3 receptor antagonists (2012-12-04),

14. 8324248 - Piperidine derivatives as NK3 receptor antagonists (2012-12-04),

15. 8318759 - Pyrrolidine derivatives as NK3 receptor antagonists (2012-11-27),

Title: Claus Riemer - Innovative Inventor from Freiburg

Introduction: Claus Riemer is a renowned inventor hailing from Freiburg, Germany, known for his groundbreaking contributions to various fields of technology and science.

Latest Patents: Claus Riemer holds several patents in the areas of renewable energy, sustainable materials, and advanced robotics, showcasing his commitment to creating a more sustainable future.

Career Highlights: With a career spanning over two decades, Claus Riemer has worked with leading research institutions and universities to develop cutting-edge technologies that have revolutionized industries worldwide.

Collaborations: Throughout his career, Claus Riemer has collaborated with top companies, innovative startups, and talented individuals to bring his inventions to life, fostering a culture of creativity and innovation.

Conclusion: Claus Riemer's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a visionary inventor, shaping the future of technology and inspiring the next generation of inventors.