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Bridgewater, NJ, United States of America

Hoechst Roussel Pharmaceuticals

USPTO Granted Patents = 539

Trademarks = 3

Forward Citations = 3,367

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111 inventors (with patents filed for the assignee):

Richard C Effland (107 out of 128 patents)

Joseph T Klein (80 out of 85 patents)

Larry A Davis (73 out of 95 patents)

4. Edward J Glamkowski (71 out of 116 patents)

5. Lawrence L Martin (65 out of 88 patents)

6. Gregory M Shutske (61 out of 83 patents)

7. Joseph T Strupczewski (46 out of 83 patents)

8. Yulin Chiang (46 out of 98 patents)

9. John J Tegeler (43 out of 63 patents)

10. Raymond W Kosley, Jr (40 out of 66 patents)

11. Kevin J Kapples (37 out of 47 patents)

12. Grover C Helsley (36 out of 68 patents)

13. Helen H Ong (35 out of 53 patents)

14. Gordon E Olsen (32 out of 36 patents)

15. Richard C Allen (30 out of 41 patents)

Core Competencies:

Antipsychotic Agents

Heteroarylpiperidines

Pyrrolidine Derivatives

Memory Enhancers

Analgesics

Isoquinoline Compounds

Dihydroisoquinolines

Naphthalenones

Carbamates

Propanediols

Phthalimides

Dioxanes

539 patents: Sort by Forward Citations

1. 6248750 - 9-hydroxyamino tetrahydroacridine and related compounds (2001-06-19),

2. 6001834 - [(4-heteroaryl-1-piperazinyl)alkoxy]-3,4-dihydro-1(2h)-naphthalenones (1999-12-14),

3. 5854243 - 3-heteroaryl-1-pyrrolidinealkylthiols and derivatives thereof and their (1998-12-29),

4. 5852022 - Antipsychotic agents, composition and method of use (1998-12-22),

5. 5607945 - N-[(4-(heteroaryl)-1-piperidinyl)alkyl]-1,2,3,4-tetrahydroisoquinolines (1997-03-04),

6. 5599821 - 4-heteroaryl-1-piperidinealkylamines and derivatives thereof and their (1997-02-04),

7. 5597842 - 3-heteroaryl-1-pyrrolidinealkanols and derivatives thereof and their (1997-01-28),

8. 5597838 - 1-alkyl-, 1-alkenyl-, and 1-alkynylaryl-2-amino-1,3-propanediols and (1997-01-28),

9. 5593995 - 2-[(4-heteroaryl-1-piperazinyl)alkyl]-1,3-indandiones and related (1997-01-14),

10. 5591856 - (Pyrrolidinyl) phenyl carbamates and related compounds (1997-01-07),

11. 5591745 - (4-heteroaryl)-1-[(2,3-dihydro-1H-isoindol-2-yl)alkyl] piperidines and (1997-01-07),

12. 5589494 - 2-[(3-heteroaryl-1-pyrrolidinyl)alkyl]-1,3-dioxanes and related (1996-12-31),

13. 5589488 - N-[(4-heteroaryl-1-piperidinyl)alkyl]-2-benzoxazolinones and related (1996-12-31),

14. 5583145 - 1-(arylthioalkyl, arylaminoalkyl, or (1996-12-10),

15. 5580891 - N-[heteroaryl-1-pyrrolidinyl)alkyl]-2-benoxazolinones and related (1996-12-03),

Hoechst Roussel Pharmaceuticals is a leading global pharmaceutical company committed to improving the health and well-being of people worldwide. With a strong focus on research and development, we strive to discover and develop innovative medicines to address various health conditions. Our dedicated team of experts ensures the highest quality standards throughout the entire pharmaceutical manufacturing process. Visit our website to learn more about our products, research initiatives, and commitment to healthcare.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

539 Patents

#1 in Bridgewater, NJ

#51 in New Jersey

#871 in US

#1,747 in the World

Bridgewater, NJ, United States of America

Hoechst Roussel Pharmaceuticals

Forward Citations = 3,367

111 inventors:

Richard C Effland (107 out of 128 patents)

Joseph T Klein (80 out of 85 patents)

Larry A Davis (73 out of 95 patents)

4. Edward J Glamkowski (71 out of 116 patents)

5. Lawrence L Martin (65 out of 88 patents)

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