Growing community of inventors

Hafrsfjord, Norway

Martin Sigmund-Stad

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 = 19

Martin Sigmund-Stad ↔ Arne Smedal (1 patent)Martin Sigmund-Stad ↔ Kare G Breivik (1 patent)Martin Sigmund-Stad ↔ Kangre Breivik (1 patent)Martin Sigmund-Stad ↔ Ole G Steine (1 patent)Martin Sigmund-StadMartin Sigmund-Stad (1 patent)Arne SmedalArne Smedal (19 patents)Kare G BreivikKare G Breivik (6 patents)Kangre BreivikKangre Breivik (3 patents)Ole G SteineOle G Steine (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,880 patents)

2. Den Norske Stats Oljeselskap A.s. (146 patents)


1 patent:

1. 6021848 - Method of loading and treatment of hydrocarbons

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/4/2026
Loading…