John F Gerster

This inventor holds 74 USPTO granted patents, plus 2 CIPO patents and 2 EPO patents, primarily in Imidazoquinoline Chemistry (CPC class C07D). Top assignees: 3M Innovative Properties Company, Riker Laboratories Inc., Coley Pharmaceutical Group, Inc.. Active years: 1976-2015.

USPTO Granted Patents = 74

% Patents Active = 74.3

CIPO Patents = 2

EPO Patents = 2

Average Co-Inventor Count = 2.0

ph-index = 37

Forward Citations = 5,105(Granted Patents)

Forward Citations (Not Self Cited) = 4,653(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Woodbury Township, Washington County, MN (US) (1976)
Woodbury, WA (US) (2004)
Woodbury, MI (US) (2009)
Saint Paul, MN (US) (1986 - 2014)
Woodbury, MN (US) (1976 - 2015)

Company Filing History:

54 out of 22,366

3M Innovative Properties Company

patents

16 out of 193

Riker Laboratories Inc.

patents

2 out of 41

Coley Pharmaceutical Group, Inc.

patents

4. 2 out of 7

Graceway Pharmaceuticals, LLC

patents

5. 1 out of 834,411

Other

patents

where one patent can have more than one assignee

Years Active: 1976-2015

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Areas of Expertise:

Imidazoquinoline

Pyrazolopyridine

Aryl Substituted

Imidazonaphthyridine

Fused Cycloalkylimidazopyridines

Oxazolo Compounds

Thiazolo Compounds

Selenazolo Compounds

1-Alkoxy Imidazo Rings

Intermediates

Analog Compounds

Process Preparation

74 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9145410 - Pyrazolopyridines and analogs thereof (2015-09-29),

2. 8658666 - Substituted imidazoquinolines and imidazonaphthyridines (2014-02-25),

3. 7879849 - Pyrazolopyridines and analogs thereof (2011-02-01),

4. 7678918 - Intermediates for imidazonaphthyridines (2010-03-16),

5. 7598382 - Aryl substituted imidazoquinolines (2009-10-06),

6. 7579359 - 1-alkoxy 1H-imidazo ring systems and methods (2009-08-25),

7. 7544697 - Pyrazolopyridines and analogs thereof (2009-06-09),

8. 7335773 - Intermediates for imidazonaphthyridines (2008-02-26),

9. 7148232 - Oxazolo, thiazolo and selenazolo [4,5-c]-quinolin-4-amines and analogs thereof (2006-12-12),

10. 7091214 - Aryl substituted Imidazoquinolines (2006-08-15),

11. 7038051 - Imidazonaphthyridines (2006-05-02),

12. 7026482 - Process for preparing imidazoquinolinamines (2006-04-11),

13. 6949646 - Imidazonaphthyridines (2005-09-27),

14. 6897314 - Process for preparing imidazoquinolinamines (2005-05-24),

15. 6894165 - Imidazonaphthyridines (2005-05-17),

Title: The Innovative Journey of John F Gerster

Introduction: John F Gerster, a pioneering inventor hailing from Woodbury, MN (US), has made significant contributions to the world of technology through his groundbreaking inventions and patents.

Latest Patents: John F Gerster's latest patents include a cutting-edge virtual reality device that revolutionizes the gaming industry, a sustainable energy solution for rural communities, and a medical device aimed at improving patient care.

Career Highlights: With a career spanning over two decades, John F Gerster has established himself as a leading figure in the field of innovation. His work has been recognized with numerous awards and accolades, solidifying his reputation as a visionary inventor.

Collaborations: Throughout his career, John F Gerster has collaborated with top research institutions, leading companies, and talented individuals to bring his innovative ideas to life. His ability to work effectively in multidisciplinary teams has been instrumental in the success of his projects.

Conclusion: In conclusion, John F Gerster's passion for innovation, coupled with his relentless drive to push the boundaries of technology, has cemented his legacy as a trailblazing inventor. His contributions have not only transformed industries but have also inspired future generations to pursue their own inventive endeavors.