Portfolio comparison
Communications Services Corp Inc vs John Gorrie
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Communications Services Corp Inc
Patents indexed
1
Year range
1973
Most recent
1973
telecommunicationssemiconductorsconsumer_electronics
Top Patents1 enriched
US 3713148· 1973
How Radio Frequency Identification (RFID) Tags Were Invented
Activity by Decade
1970s1
Top Patents1 enriched
US 8080· 1851
John Gorrie's 1851 Patent for Artificial Ice Production
Activity by Decade
1850s1
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