Portfolio comparison
Communications Services Corp Inc vs California Institute of Technology
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
Company B
California Institute of Technology
Patents indexed
3
Year range
1987 – 2019
Most recent
2019
consumer_electronicssemiconductorssoftwareai_mltelecommunications
Top Patents3 enriched
US 5471515· 1995
How a Modern Camera Sensor Captures Light and Converts It to Data
US 10362429· 2019
How Wearable Tech Uses 3D Sound to Guide Visually Impaired People
US 4660166· 1987
How Hopfield Networks Use Resistors to Mimic Brain-Like Memory
Activity by Decade
1980s1
1990s1
2010s1
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