Growing community of inventors

Vaasa, Finland

Johan Portman

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 = 0

Johan PortmanSven Sjöberg (1 patent)Johan PortmanSven Sjoberg (1 patent)Johan PortmanChristian Glasberg (1 patent)Johan PortmanKari Karjalainen (1 patent)Johan PortmanSven SJÖBERG (0 patent)Johan PortmanJohan Portman (1 patent)Sven SjöbergSven Sjöberg (5 patents)Sven SjobergSven Sjoberg (4 patents)Christian GlasbergChristian Glasberg (2 patents)Kari KarjalainenKari Karjalainen (2 patents)Sven SJÖBERGSven SJÖBERG (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Uponor Infra Oy (1 from 7 patents)


1 patent:

1. 9862136 - Method and apparatus for spirally winding a thermoplastic profile in the manufacture of welded plastic tubes

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