Growing community of inventors

Trondheim, Norway

Per Arne Tondel

Average Co-Inventor Count = 3.00

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

Per Arne Tondel ↔ Gunnar Halvorsen (1 patent)Per Arne Tondel ↔ Lars Arnberg (1 patent)Per Arne TondelPer Arne Tondel (1 patent)Gunnar HalvorsenGunnar Halvorsen (4 patents)Lars ArnbergLars Arnberg (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Elkem Aluminium Ans (1 from 5 patents)


1 patent:

1. 5424031 - Grain refining alloy and a method for grain refining of aluminum and

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12/20/2025
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