Growing community of inventors

Molnlycke, Sweden

John A Sjogren

Average Co-Inventor Count = 3.00

ph-index = 5

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 = 139

John A SjogrenJohn A Sandberg (2 patents)John A SjogrenCurt H Appelgren (1 patent)John A SjogrenGert A Ragnarsson (1 patent)John A SjogrenConny B Bogentoft (1 patent)John A SjogrenLars-Erik D Dahlinder (1 patent)John A SjogrenEva Kristina Byrod (1 patent)John A SjogrenKarl-Erik L Falk (1 patent)John A SjogrenAdam Rosinski (1 patent)John A SjogrenMats O Johansson (1 patent)John A SjogrenUlf E Jonsson (1 patent)John A SjogrenKajsa M Silfverstrand (1 patent)John A SjogrenSven M Hugosson (1 patent)John A SjogrenJohn A Sjogren (6 patents)John A SandbergJohn A Sandberg (3 patents)Curt H AppelgrenCurt H Appelgren (16 patents)Gert A RagnarssonGert A Ragnarsson (7 patents)Conny B BogentoftConny B Bogentoft (6 patents)Lars-Erik D DahlinderLars-Erik D Dahlinder (2 patents)Eva Kristina ByrodEva Kristina Byrod (2 patents)Karl-Erik L FalkKarl-Erik L Falk (2 patents)Adam RosinskiAdam Rosinski (2 patents)Mats O JohanssonMats O Johansson (2 patents)Ulf E JonssonUlf E Jonsson (1 patent)Kajsa M SilfverstrandKajsa M Silfverstrand (1 patent)Sven M HugossonSven M Hugosson (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Aktiebolaget Hassle (5 from 69 patents)

2. Aktiebolaget Astra (1 from 53 patents)


6 patents:

1. 5246714 - Drug preparation

2. 4957745 - Pharmaceutical preparation

3. 4942040 - Pharmaceutical preparation and a process for its preparation

4. 4803081 - New pharmaceutical preparations with extended release

5. 4465667 - Process for the preparation of gastric acid neutralizing agents, gastric

6. 4263273 - Pharmaceutical preparation comprising a cardiac glycoside with a polymer

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12/30/2025
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