Portfolio comparison
Innerspace Environments Inc vs Henry W. Seely
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Innerspace Environments Inc
Patents indexed
1
Year range
1971
Most recent
1971
consumer_electronicsmechanical
Top Patents1 enriched
US 3585356· 1971
How the Modern Waterbed Works
Activity by Decade
1970s1
Top Patents1 enriched
US 259054· 1882
Henry Seely's 1882 Electric Flatiron
Activity by Decade
1880s1
How to use
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