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Savonlinna, Finland

Viljo Karkkainen

Average Co-Inventor Count = 7.00

ph-index = 1

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 = 0

Viljo Karkkainen ↔ Jouni Matula (1 patent)Viljo Karkkainen ↔ Jorma Surakka (1 patent)Viljo Karkkainen ↔ Martti Pokkinen (1 patent)Viljo Karkkainen ↔ Jorma Makkonen (1 patent)Viljo Karkkainen ↔ Erkki Valkama (1 patent)Viljo Karkkainen ↔ Pekka Rabina (1 patent)Viljo KarkkainenViljo Karkkainen (1 patent)Jouni MatulaJouni Matula (30 patents)Jorma SurakkaJorma Surakka (4 patents)Martti PokkinenMartti Pokkinen (2 patents)Jorma MakkonenJorma Makkonen (1 patent)Erkki ValkamaErkki Valkama (1 patent)Pekka RabinaPekka Rabina (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Enso-gutzeit Osakeyhtio (1 from 20 patents)


1 patent:

1. 4219166 - Disk defibrator

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