Growing community of inventors

Malmo, Sweden

Per Anders Tunek

Average Co-Inventor Count = 2.50

ph-index = 2

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 = 13

Per Anders Tunek ↔ Anders R Hallberg (3 patents)Per Anders Tunek ↔ Bengt Olof Sarnstrand (1 patent)Per Anders Tunek ↔ Carl-Magnus Alexander Andersson (1 patent)Per Anders Tunek ↔ Sten Hangkan Bergstrand (1 patent)Per Anders TunekPer Anders Tunek (3 patents)Anders R HallbergAnders R Hallberg (6 patents)Bengt Olof SarnstrandBengt Olof Sarnstrand (7 patents)Carl-Magnus Alexander AnderssonCarl-Magnus Alexander Andersson (6 patents)Sten Hangkan BergstrandSten Hangkan Bergstrand (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Aktiebolaget Draco (2 from 40 patents)

2. Astra Aktiebolag (1 from 271 patents)


3 patents:

1. 5889050 - 3,3'-dithiobis (propionic acids) and esters thereof

2. 5350767 - Derivatives of cysteine

3. 5350768 - Derivatives of cysteine

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as of
12/14/2025
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