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David B Johnston

This inventor holds 36 USPTO granted patents and 2 published patent applications, primarily in Pharmaceutical Chemistry. Top assignees: Merck + Co., Inc., Merek & Co., Inc.. Active years: 1976-2000.

USPTO Granted Patents = 36 (Patent Applications = 2)

% Patents Active = 100.0

Average Co-Inventor Count = 2.2

ph-index = 12

Forward Citations = 606(Granted Patents)

Company Filing History:

Years Active: 1976-2000

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Areas of Expertise:

Somatostatin Agonists

Spiro Piperidines

Angiotensin II Antagonists

Hypoglycemic Compounds

Cephalosporin Compounds

Antimicrobial Compounds

Imidazo-Fused Heterocycles

Azetidiones

Androstan-3-One

Pyrazine Derivatives

Carbamoyl Compounds

36 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6063796 - Somatostatin agonists (2000-05-16),

2. 5652235 - Method of using spiro piperidines to promote the release of growth (1997-07-29),

3. 5578593 - Spiro piperidines and homologs promote release of growth hormone (1996-11-26),

4. 5536716 - Spiro piperidines and homologs which promote release of growth hormone (1996-07-16),

5. 5389660 - Substituted imidazo-fused 5-membered ring heterocycles as angiotensin II (1995-02-14),

6. 5164407 - Substituted imidazo-fused 5-membered ring heterocycles and their use as (1992-11-17),

7. 5157040 - Substituted quinolines as angiotensin II antagonists (1992-10-20),

8. 5057517 - Piperazinyl derivatives of purines and isosteres thereof as hypoglycemic (1991-10-15),

9. 4997936 - 2-carbamimidoyl-6-substituted-1-carbadethiapen-2-em-3-carboxylic acids (1991-03-05),

10. 4992542 - 2-substituted-6-carbadethiapen-2-em-3-carboxylic acids (1991-02-12),

11. 4518599 - 2-Amino-3-cyano-5-halo-6-(substituted)pyrazine (1985-05-21),

12. 4517186 - 2-Amino-3,5-dicyano-6-(substituted)pyrazine antimicrobial compounds (1985-05-14),

13. 4512991 - 3-Acyl-2-amino-5-halo-6-(substituted)pyrazine antimicrobial compounds (1985-04-23),

14. 4507299 - N-[2-amino-5-halo-6-(substituted)-3-pyrazinyl)-methylene]amine (1985-03-26),

15. 4481202 - 2-Amino-3-carboxylate-5-halo-6-(substituted)pyrazine antimicrobial (1984-11-06),

Title: David B Johnston: Pioneering Inventor in the World of Technology

Introduction:

David B Johnston, a renowned inventor based in Warren, New Jersey, has carved out a niche for himself in the realm of technology with his passion for innovation and relentless pursuit of excellence.

Latest Patents:

With an impressive portfolio of 36 patents, David's latest inventions include somatostatin agonists and a method for utilizing spiro piperidines to promote the release of growth hormone in humans and animals.

Career Highlights:

Throughout his career, David has made significant contributions to the fields of medicine and agriculture, with his inventions proving valuable in the treatment of diseases such as diabetes, cancer, and acromegaly, as well as in promoting efficient meat production in food animals.

Collaborations:

David has collaborated with esteemed colleagues such as Burton G Christensen and Susan M Schmitt during his tenure at companies like Merck & Company, Inc., leveraging their expertise to further advance his innovative ideas and bring them to fruition.

Conclusion:

David B Johnston's ingenuity and commitment to pushing the boundaries of technological advancement have cemented his legacy as a pioneering inventor, with his work continuing to make a meaningful impact in various industries.

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