Portfolio comparison
Zeta Global Corp vs Almon B. Strowger
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Zeta Global Corp
Patents indexed
1
Year range
2019
Most recent
2019
consumer_electronicssoftwareecommerce
Top Patents1 enriched
US 10204358· 2019
How Referral-Based Text Message Marketing Systems Work
Activity by Decade
2010s1
Top Patents1 enriched
US 447918· 1891
How Almon Strowger Invented the Automatic Telephone Switch
Activity by Decade
1890s1
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