Portfolio comparison
Control Data Corp vs Minnesota Mining and Manufacturing Co
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 3388314· 1968
Gordon Gould's Early Concepts for High-Frequency Radiation Devices
Activity by Decade
1960s1
Company B
Minnesota Mining and Manufacturing Co
Patents indexed
2
Year range
1930 – 1979
Most recent
1979
materialsconsumer_electronics
Top Patents2 enriched
US 4166152· 1979
The Sticky Microscopic Beads Behind Post-it Notes
US 1760820· 1930
How Richard Drew Invented Modern Transparent Adhesive Tape
Activity by Decade
1930s1
1970s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.