Portfolio comparison
DUAL PARKING METER Co vs Elan Microelectronics Corp
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 2118318· 1938
How the First Coin-Operated Parking Meter Works
Activity by Decade
1930s1
Company B
Elan Microelectronics Corp
Patents indexed
1
Year range
2013
Most recent
2013
consumer_electronicssemiconductors
Top Patents1 enriched
US 8619056· 2013
How Touchscreens Tell Real Touches From False Ghost Touches
Activity by Decade
2010s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.