Portfolio comparison
Docutel Corp vs Innerspace Environments Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Docutel Corp
Patents indexed
1
Year range
1973
Most recent
1973
consumer_electronicssoftwarefinancesemiconductors
Top Patents1 enriched
US 3761682· 1973
Early Automatic Cash Dispenser Using Credit Cards
Activity by Decade
1970s1
Company B
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
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