Growing community of inventors

Oslo, Norway

Tor Kristoffersen

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

Tor KristoffersenJohn Begg (1 patent)Tor KristoffersenPeter Ayre (1 patent)Tor KristoffersenTor Kristoffersen (1 patent)John BeggJohn Begg (4 patents)Peter AyrePeter Ayre (3 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Northern Research As (1 from 1 patent)


1 patent:

1. 11980750 - Implantable device and delivery method

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12/16/2025
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