Growing community of inventors

Grayslake, IL, United States of America

Douglas G Johnson

Average Co-Inventor Count = 2.31

ph-index = 3

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 37

Douglas G JohnsonAllan E Titus (3 patents)Douglas G JohnsonGeorge L Gaines (1 patent)Douglas G JohnsonJosef K Ludwig (1 patent)Douglas G JohnsonMark P Niemczyk (1 patent)Douglas G JohnsonDavid J Gosztola (1 patent)Douglas G JohnsonMichael R Wasielewski (1 patent)Douglas G JohnsonMichael P O'Neil (1 patent)Douglas G JohnsonDouglas G Johnson (5 patents)Allan E TitusAllan E Titus (5 patents)George L GainesGeorge L Gaines (2 patents)Josef K LudwigJosef K Ludwig (1 patent)Mark P NiemczykMark P Niemczyk (1 patent)David J GosztolaDavid J Gosztola (1 patent)Michael R WasielewskiMichael R Wasielewski (1 patent)Michael P O'NeilMichael P O'Neil (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Baxter International Inc. (3 from 2,483 patents)

2. The United States of America As Represented by the United States (1 from 3,975 patents)

3. Clintec Nutrition Company (1 from 44 patents)


5 patents:

1. 5650421 - Premixed famotidine formulation

2. 5539100 - Organic solid state switches incorporating porphyrin compounds and

3. 5304571 - Unbuffered premixed ranitidine formulation

4. 5206269 - Highly concentrated amino acid solution

5. 5169864 - Unbuffered premixed ranitidine formulation

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idiyas.com
as of
12/18/2025
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