Portfolio comparison
Lewis E. Waterman vs EMC IP Holding Co LLC
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Lewis E. Waterman
Patents indexed
1
Year range
1884
Most recent
1884
mechanicalconsumer_goodsmanufacturing
Top Patents1 enriched
US 293545· 1884
How Lewis Waterman's Original Fountain Pen Design Worked
Activity by Decade
1880s1
Company B
EMC IP Holding Co LLC
Patents indexed
2
Year range
2017 – 2018
Most recent
2018
consumer_electronicssoftwaretelecommunicationssemiconductors
Top Patents2 enriched
US 10102356· 2018
Securing Data Storage Commands with Passcodes
US 9672117· 2017
How to Keep Data Safe During a Site Failover
Activity by Decade
2010s2
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