Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
IM

Inge G. Mansson — 3 Patents

ELEka Limited: 2 patents #2 of 8Top 25%
EAEka Nobel Ab: 1 patents #60 of 132Top 50%
Kungälv, SE: #31 of 127 inventorsTop 25%
Overall (All Time): #1,667,580 of 4,157,543Top 45%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4919755 Process for bleaching 1990-04-24
4292216 Lignin-based glue Kurt H. Grunewald 1981-09-29
4268350 Method of treating pulp bleaching effluents 1981-05-19