Helmut Stahle

This inventor holds 50 USPTO granted patents, primarily in Pharmaceutical Compositions (CPC class 4242). Top assignees: Boehringer Ingelheim Gmbh, Boehringer Ingelheim Kg, C. H. Boehringer Sohn. Active years: 1976-1986.

USPTO Granted Patents = 50

% Patents Active = 100.0

Average Co-Inventor Count = 4.9

ph-index = 7

Forward Citations = 172(Granted Patents)

Forward Citations (Not Self Cited) = 155(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Ingelheim, DE (1984)
Ingleheim, DE (1984)
Ingelheim am Rhein, DE (1976 - 1986)

Company Filing History:

39 out of 306

Boehringer Ingelheim Gmbh

patents

7 out of 197

Boehringer Ingelheim Kg

patents

4 out of 9

C. H. Boehringer Sohn

patents

Years Active: 1976-1986

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Areas of Expertise:

Pharmaceutical Compositions

Bradycardiac Agents

Imidazoline Derivatives

Alkanoylamino Compounds

Triazole Compounds

Pain Treatment

Hypertonia

Alkylamino Propanols

Phenylamino Compounds

Dihydroimidazoles

Salt Forms

Optically Active Compounds

50 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4609672 - 1-(Alkanoylamino-aryloxy)-2-hydroxy-3-(alkinyl-amino)-propanes and salts (1986-09-02),

2. 4505912 - 5-Anilino-1,2,3-triazole-4-carboxylic acid compounds (1985-03-19),

3. 4478844 - Bradycardiac or analgesic (1984-10-23),

4. 4454149 - Imidazo[1,2-a]imidazoles in the treatment of pain, hypertonia and (1984-06-12),

5. 4442121 - 1-Aryloxy-3-alkinylamino-propan-2-ols (1984-04-10),

6. 4442120 - 1-Aryloxy-3-alkylamino-propan-2-ols (1984-04-10),

7. 4438143 - 1-Aryloxy-3-alkylamino-2-propanols and pharmaceutical compositions (1984-03-20),

8. 4438118 - Substituted imidazo[1,2-a]pyrimidines and pharmaceutical compositions (1984-03-20),

9. 4409235 - Substituted (1983-10-11),

10. 4361575 - Substituted 2-phenylamino-2-imidazolines and salts thereof (1982-11-30),

11. 4344964 - 1-(Alkanoylamino-aryloxy)-2-hydroxy-3-(alkinyl-amino)-propanes and salts (1982-08-17),

12. 4341788 - 2-(2-Chloro-4-cyclopropyl-phenyl-imino)-imidazolidine, and acid addition (1982-07-27),

13. 4327106 - 2-(Phenyl-amino)-2-imidazolines and salts (1982-04-27),

14. 4293564 - 2-(3,5-Dibromo-4-amino-phenylimino)-imidazolidine, salts and (1981-10-06),

15. 4277487 - Substituted 2-phenylamino-2-imidazolines as bradycardiacs (1981-07-07),

Title: Helmut Stahle - Pioneering Inventor from Ingelheim am Rhein

Introduction: Helmut Stahle is a renowned inventor hailing from Ingelheim am Rhein, Germany, known for his groundbreaking contributions to various fields of technology and innovation.

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