Portfolio comparison
Hymen L. Lipman vs University of Minnesota System
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 19783· 1858
How the Pencil and Eraser Became One Tool
Activity by Decade
1850s1
Company B
University of Minnesota System
Patents indexed
1
Year range
2024
Most recent
2024
energymechanicalsoftwaretelecommunications
Top Patents1 enriched
US 11946452· 2024
How Wind Turbines Adapt to Icy Weather to Keep Making Power
Activity by Decade
2020s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.