Portfolio comparison
Minnesota Mining and Manufacturing Co vs FOREST RADIO TELEPHONE CO DE
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
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
Company B
FOREST RADIO TELEPHONE CO DE
Patents indexed
1
Year range
1908
Most recent
1908
telecommunicationssemiconductors
Top Patents1 enriched
US 879532· 1908
Lee De Forest's Early Radio Telegraphy System
Activity by Decade
1900s1
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