Growing community of inventors

Tampere, Finland

Jouko Vepsalainen

Average Co-Inventor Count = 3.43

ph-index = 2

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 = 31

Jouko Vepsalainen ↔ Esko Pohjala (2 patents)Jouko Vepsalainen ↔ Hannu Hanhijarvi (1 patent)Jouko Vepsalainen ↔ Heikki Nupponen (1 patent)Jouko Vepsalainen ↔ Keikki Nupponen (1 patent)Jouko Vepsalainen ↔ Esko Pohjala (1 patent)Jouko VepsalainenJouko Vepsalainen (2 patents)Esko PohjalaEsko Pohjala (7 patents)Hannu HanhijarviHannu Hanhijarvi (3 patents)Heikki NupponenHeikki Nupponen (3 patents)Keikki NupponenKeikki Nupponen (1 patent)Esko PohjalaEsko Pohjala (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Leiras Oy (2 from 40 patents)

2. Huhtamaki Oy (7 patents)

3. Esko Pohjala (0 patent)

4. Jouko Vepsalainen (0 patent)

5. Heikki Nupponen (0 patent)


2 patents:

1. 5442101 - Methylenebisphosphonic acid derivatives

2. 5376649 - Partial esters of (Di) chloromethanediphosphonic acid useful for

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12/15/2025
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