Growing community of inventors

Porvoo, Finland

Matti Happonen

Average Co-Inventor Count = 4.00

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 = 3

Matti Happonen ↔ Esa Tamminen (1 patent)Matti Happonen ↔ Simo Jortikka (1 patent)Matti Happonen ↔ Martti Ruskoaho (1 patent)Matti Happonen ↔ Markus Iivonen (0 patent)Matti Happonen ↔ Juho Sihvola (0 patent)Matti Happonen ↔ Juha Heikkila (0 patent)Matti HapponenMatti Happonen (1 patent)Esa TamminenEsa Tamminen (6 patents)Simo JortikkaSimo Jortikka (2 patents)Martti RuskoahoMartti Ruskoaho (1 patent)Markus IivonenMarkus Iivonen (0 patent)Juho SihvolaJuho Sihvola (0 patent)Juha HeikkilaJuha Heikkila (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Neste Oil Oyj (1 from 52 patents)

2. Agco International Gmbh (227 patents)

3. Neste Oyj (146 patents)


1 patent:

1. 8974640 - Feed section of a separation column

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as of
12/13/2025
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