Portfolio comparison
Xerox Corp vs Amazon Technologies
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Xerox Corp
Patents indexed
2
Year range
1975 – 1977
Most recent
1977
consumer_electronicssemiconductorstelecommunicationssoftwaremechanical
Top Patents2 enriched
US 4063220· 1977
How Multiple Computers Share a Network Cable Without Crashing
US 3867571· 1975
How Laser Printers Use Rotating Mirrors to Write Information
Activity by Decade
1970s2
Company B
Amazon Technologies
Patents indexed
4
Year range
2019 – 2023
Most recent
2023
softwareai_mltelecommunicationsconsumer_electronicsrobotics
Top Patents4 enriched
US 11361763· 2022
How Smart Speakers Know You're Talking to Them After a Command
US 11429762· 2022
How Computers Train AI Models Using Separate Virtual Simulations
US 10276149· 2019
How Voice Assistants Change Their Speech Based on How You Talk
Activity by Decade
2010s1
2020s3
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