TR

Trygve Riis

DA Den Norske Stats Oljeselskap A.S.: 3 patents #19 of 220Top 9%
📍 Oslo, NO: #395 of 2,623 inventorsTop 20%
Overall (All Time): #1,297,843 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5116879 Process using a supported catalyst for hydrocarbon synthesis Sigrid Eri, James G. Goodwin, George Marcelin 1992-05-26
5102851 Supported catalyst for hydrocarbon synthesis Sigrid Eri, James G. Goodwin, George Marcelin 1992-04-07
4880763 Catalyst for production of hydrocarbons Sigrid Eri, James G. Goodwin, George Marcelin 1989-11-14
4801573 Catalyst for production of hydrocarbons Sigrid Eri, James G. Goodwin, George Marcelin 1989-01-31