Growing community of inventors

Porvoo, Finland

Ulf Nummelin

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

Ulf Nummelin ↔ Leila Lahtinen (1 patent)Ulf Nummelin ↔ Eija Valtonen (1 patent)Ulf Nummelin ↔ Kjell Ankner (1 patent)Ulf Nummelin ↔ Pirkko Vohlonen (1 patent)Ulf Nummelin ↔ Oili Riutta (1 patent)Ulf Nummelin ↔ Soile Himanen (1 patent)Ulf NummelinUlf Nummelin (1 patent)Leila LahtinenLeila Lahtinen (7 patents)Eija ValtonenEija Valtonen (5 patents)Kjell AnknerKjell Ankner (4 patents)Pirkko VohlonenPirkko Vohlonen (1 patent)Oili RiuttaOili Riutta (1 patent)Soile HimanenSoile Himanen (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Neste Oy (1 from 179 patents)


1 patent:

1. 5130469 - Derivatives of N,N-bis(2,2-dimethyl-2-carboxy-ethyl)amine, manufacturing

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12/15/2025
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