Growing community of inventors

Kiiminki, Finland

Ritva Heikkinen

Average Co-Inventor Count = 6.00

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 = 8

Ritva Heikkinen ↔ Teuvo Maunula (1 patent)Ritva Heikkinen ↔ Reijo Lylykangas (1 patent)Ritva Heikkinen ↔ Ari Lievonen (1 patent)Ritva Heikkinen ↔ Matti Härkönen (2 patents)Ritva Heikkinen ↔ Aulis Vakkilainen (1 patent)Ritva HeikkinenRitva Heikkinen (1 patent)Teuvo MaunulaTeuvo Maunula (7 patents)Reijo LylykangasReijo Lylykangas (2 patents)Ari LievonenAri Lievonen (2 patents)Matti HärkönenMatti Härkönen (2 patents)Aulis VakkilainenAulis Vakkilainen (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ecocat Oy (1 from 3 patents)


1 patent:

1. 8337762 - Substrate having porous sheet(s) for treating exhaust gases of combustion engines

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as of
12/16/2025
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