Portfolio comparison
Gleason Works vs LaMarcus A. Thompson
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Gleason Works
Patents indexed
1
mechanicalautomotivemanufacturingindustrial_machineryaerospace
Top Patents1 enriched
US 20230168149
How to See Where Gear Teeth Touch Using Glowing Oil
Top Patents1 enriched
US 310966· 1885
Early Roller Coaster Design for Thrill Rides
Activity by Decade
1880s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.