Doylestown, PA, United States of America

Donald E Kuhla

This inventor holds 59 USPTO granted patents, primarily in Cardiotonic Compounds (CPC class 5142). Top assignees: Rorer Pharmaceutical Corporation, William H. Rorer, Inc., Rhone-Poulenc Rorer Pharmaceuticals Inc.. Active years: 1984-1999.

USPTO Granted Patents = 59

% Patents Active = 100.0

Average Co-Inventor Count = 3.8

ph-index = 8

Forward Citations = 219(Granted Patents)

Forward Citations (Not Self Cited) = 203(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

35 out of 109

Rorer Pharmaceutical Corporation

patents

18 out of 146

William H. Rorer, Inc.

patents

4 out of 111

Rhone-Poulenc Rorer Pharmaceuticals Inc.

patents

4. 1 out of 1

Rorer Pharmaceutical Corporaton

Years Active: 1984-1999

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Areas of Expertise:

Cardiotonic

HMG-CoA Reductase

Heteroaromatic Compounds

Dibenzofurancarboxamides

Benzodiazinone

Pyridazinone

Pharmaceutical Compositions

Bicyclic Ethers

Thioethers

Pyridone

Aryl Substituted Heterocycles

Alkylene Amino

59 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5886186 - Synthesis of substituted N-heteroaromatic compounds and methods of use (1999-03-23),

2. 5246942 - Pharmaceutically useful dibenzofurancarboxamides of specific (1993-09-21),

3. 5015638 - Naphtheridinone- and pyridooxazinone-pyridone compounds, cardiotonic (1991-05-14),

4. 5002944 - Compounds having cardiotonic activity (1991-03-26),

5. 4994494 - HMG-COA reductase inhibitors (1991-02-19),

6. 4959485 - Hexahydrodibenzofuran carboxylic acid derivatives (1990-09-25),

7. 4954494 - Pyridyl-pyridazinone and pyridyl-pyrazolinone compounds and their use in (1990-09-04),

8. 4924010 - Benzoxepins as intermediates to 5HT.sub.3 antagonists (1990-05-08),

9. 4906629 - Pyridazinone and pyrazolone compounds, cardiotonic compositions (1990-03-06),

10. 4904692 - Novel HMG-CoA reductase inhibitors (1990-02-27),

11. 4868300 - Benzodiazinone-pyridazinone and hydroxy-pyrazolyl compounds, cardiotonic (1989-09-19),

12. 4866074 - Naphtheridinone- and pyridooxazinone-pyridone compounds, cardiotonic (1989-09-12),

13. 4863921 - Dibenzofurancarboxamides and their pharmaceutical compositions and (1989-09-05),

14. 4859683 - Certain benzoxepins and their pharmaceutical compositions and methods (1989-08-22),

15. 4859672 - Pyrido[2,3-d]pyrimidinone and imidazo[4,5-b]pyrimidinone (1989-08-22),

Title: The Inventor Donald E Kuhla: Pioneering Innovations in Doylestown

Introduction: Donald E Kuhla is a distinguished inventor based in Doylestown, PA, known for his groundbreaking contributions to various fields through his innovative creations.

Latest Patents: Donald E Kuhla holds several patents in the areas of technology and engineering, showcasing his continuous commitment to pushing the boundaries of what is possible.

Career Highlights: With a career spanning several decades, Donald E Kuhla has established himself as a visionary inventor, with a keen eye for identifying gaps in the market and developing solutions that address them effectively.

Collaborations: Throughout his career, Donald E Kuhla has collaborated with leading industry experts, researchers, and engineers to bring his inventions to life, fostering a culture of innovation and excellence.

Conclusion: Donald E Kuhla's relentless pursuit of innovation and his passion for creating solutions that make a difference have solidified his reputation as a pioneering inventor in Doylestown and beyond.