Growing community of inventors

Tampere, Finland

Tapio Virvalo

Average Co-Inventor Count = 3.00

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 = 11

Tapio Virvalo ↔ Jorma Hyvönen (1 patent)Tapio Virvalo ↔ Kalevi Huhtala (2 patents)Tapio Virvalo ↔ Juha Inberg (1 patent)Tapio Virvalo ↔ Jorma Hyvonen (1 patent)Tapio Virvalo ↔ Tony Glader (0 patent)Tapio Virvalo ↔ Mika Herranen (0 patent)Tapio VirvaloTapio Virvalo (1 patent)Jorma HyvönenJorma Hyvönen (4 patents)Kalevi HuhtalaKalevi Huhtala (2 patents)Juha InbergJuha Inberg (2 patents)Jorma HyvonenJorma Hyvonen (3 patents)Tony GladerTony Glader (0 patent)Mika HerranenMika Herranen (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ponsee Oyj (1 from 1 patent)

2. Wartsila Finland Oy (144 patents)

3. Ponsse Oyj (51 patents)


1 patent:

1. 7017460 - Method and arrangement for adjusting feed rate of a crosscut saw

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as of
12/19/2025
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