Growing community of inventors

Tampere, Finland

Kari Hyvönen

Average Co-Inventor Count = 1.33

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 = 10

Kari HyvönenAri Salminen (1 patent)Kari HyvönenKari Hyvönen (2 patents)Ari SalminenAri Salminen (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Tamfelt Oyj Abp (2 from 20 patents)


2 patents:

1. 7306704 - Press felt

2. 6092298 - Arrangement for drying section of paper machine

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as of
12/15/2025
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