Portfolio comparison
James Ritty vs Skyline Solar
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 271363· 1883
How James Ritty's First Cash Register Tracked Sales
Activity by Decade
1880s1
Company B
Skyline Solar
Patents indexed
1
Year range
2011
Most recent
2011
energyrenewable_energymechanicalmaterials
Top Patents1 enriched
US 8049150· 2011
How to Make Solar Troughs Catch More Sunlight at Their Ends
Activity by Decade
2010s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.