Portfolio comparison
Columbia Network Security Inc vs Apple Computer Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Columbia Network Security Inc
Patents indexed
1
Year range
2019
Most recent
2019
consumer_electronicstelecommunicationsmechanical
Top Patents1 enriched
US 10241750· 2019
How to Trick Your Phone Into Muting Its Own Microphone
Activity by Decade
2010s1
Company B
Apple Computer Inc
Patents indexed
5
Year range
1979 – 2005
Most recent
2005
consumer_electronicssoftwaresemiconductors
Top Patents5 enriched
US 5303388· 1994
How 3D Icons Rotate to Show More Information
US D504889· 2005
The Design Patent for the Original iPod Mini
US 5559942· 1996
How Digital Sticky Notes Work Inside Computer Programs
Activity by Decade
1970s1
1990s3
2000s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.