Portfolio comparison
Elias Howe vs Smart Technologies ULC
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 4750· 1846
How Elias Howe Invented the Modern Lockstitch Sewing Machine
Activity by Decade
1840s1
Company B
Smart Technologies ULC
Patents indexed
1
Year range
2008
Most recent
2008
consumer_electronicsmechanicalsoftware
Top Patents1 enriched
US 7355593· 2008
How Large Interactive Whiteboards Track Fingers Across Multiple Sensors
Activity by Decade
2000s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.