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Frankfurt, Germany

Hoechst Aktiengesellschaft

Calculating rank

USPTO Granted Patents = 6,705

% Expired Patents = 0.03

CIPO Patents = 19

EPO Patents = 1

Trademarks = 43

Forward Citations = 65,944

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4,571 inventors (with patents filed for the assignee):

Hans-Jerg Kleiner (133 out of 169 patents)

Theodor Papenfuhs (109 out of 116 patents)

Hermann Bieringer (89 out of 191 patents)

4. Klaus Bauer (74 out of 107 patents)

5. Hans-Jochen Lang (66 out of 108 patents)

6. Hans-Ulrich Von Der Eltz (64 out of 66 patents)

7. Hansjorg Urbach (63 out of 63 patents)

8. Rainer Henning (62 out of 62 patents)

9. Gunter Schloegl (61 out of 62 patents)

10. Hartmut Springer (60 out of 61 patents)

11. Rainer Wingen (59 out of 101 patents)

12. Gero Heymer (59 out of 59 patents)

13. Werner H Russ (58 out of 92 patents)

14. Herbert Peiffer (57 out of 152 patents)

15. Bernward Scholkens (54 out of 54 patents)

Core Competencies:

Pharmaceuticals

Guanidines

Diagnostic Aids

Pesticides

Integrins

Electroluminescence

Hydrogels

Amino Protecting Group

Nucleic Acids

Herbicidal Agents

Aminoalkyl Ethers

Aerogels

6,705 patents: Sort by Forward Citations

1. 6875589 - Mini-proinsulin, its preparation and use (2005-04-05),

2. 6867208 - Vitronectin receptor antagonists, their preparation and their use (2005-03-15),

3. 6632840 - Monoacyl-substituted guanidines, a process for their preparation, their use as a medicament or diagnostic aid, and pharmaceutical compositions containing them (2003-10-14),

4. 6596727 - Substituted pyrimidines, processes for their preparation, and their use as pesticides and fungicides (2003-07-22),

5. 6573362 - Cythohesin-PH peptides that affect the ability of integrins to adhere (2003-06-03),

6. 6555714 - Inhibitors of hydroxyphenylpyruvate dioxygenase and an assay for identification of inhibitors (2003-04-29),

7. 6524979 - Fiber-reinforced material and production and use thereof (2003-02-25),

8. 6514952 - Hydantoin derivatives as inhibitors of leucocyte adhesion and as VLA-4 antagonists (2003-02-04),

9. 6504057 - Fluorophenyl-substituted alkenylcarboxylic acid guanidides, process for their preparation, their use as a medicament or diagnostic, and medicament containing them (2003-01-07),

10. 6504042 - Use of spiro compounds as materials in non-linear optics (2003-01-07),

11. 6486189 - Five-membered heterocycles having biphenylsulfonyl substitution, process for their preparation, their use as a medicament or diagnostic, and medicament comprising them (2002-11-26),

12. 6482972 - Isomeric nonanols and decanols, their preparation, phthalic esters obtained therefrom and their use as plasticizers (2002-11-19),

13. 6482947 - Substituted (hetero) aryl compounds, process for their preparation, agents containing them and their use as safeners (2002-11-19),

14. 6458909 - Aryl-substituted poly (p-arylene-vinylenes), process for their preparation and their use in electroluminescence components (2002-10-01),

15. 6436999 - Diacyl-substituted guanidines, a process for their preparation, their use as medicine or diagnostic aid, and medicine containing them (2002-08-20),

Company Overview

Hoechst Aktiengesellschaft, headquartered in Frankfurt, Germany, is a prominent player in the pharmaceutical industry, focusing on the development and manufacturing of innovative pharmaceutical compositions. The company specializes in a diverse range of core technology topics, including guanidines, diagnostic aids, and integrins, contributing to advancements in healthcare. Hoechst is also involved in the fields of electroluminescence, hydrogels, and amino protecting groups, showcasing its commitment to research and development in various therapeutic areas.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

6,705 Patents

#1 in Frankfurt

#6 in Germany

#124 in the World

Frankfurt, Germany

Hoechst Aktiengesellschaft

Forward Citations = 65,944

4,571 inventors:

Hans-Jerg Kleiner (133 out of 169 patents)

Theodor Papenfuhs (109 out of 116 patents)

Hermann Bieringer (89 out of 191 patents)

4. Klaus Bauer (74 out of 107 patents)

5. Hans-Jochen Lang (66 out of 108 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hoechst Aktiengesellschaft. Retrieved from https://idiyas.com/company/hoechst-ag

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

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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