Portfolio comparison
Elisha G. Otis vs iRobot Corp
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 31128· 1861
How Elisha Otis Invented the Modern Safety Elevator
Activity by Decade
1860s1
Company B
iRobot Corp
Patents indexed
1
Year range
2005
Most recent
2005
consumer_electronicsmechanicalai_ml
Top Patents1 enriched
US 6883201· 2005
How the iRobot Roomba Automatically Cleans Floors Without Falling Down Stairs
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.