Portfolio comparison
MAY B CORNWALL vs Bose Corp
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 1469997· 1923
A 1920s Design for a Suspended Monorail Transportation System
Activity by Decade
1920s1
Top Patents1 enriched
US 5181252· 1993
How Bose Prevents Noise-Canceling Headphones From Breaking During Loud Sounds
Activity by Decade
1990s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.