Portfolio comparison
Hookless Fastener Co vs Eastman Kodak Co
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Hookless Fastener Co
Patents indexed
1
Year range
1917
Most recent
1917
mechanicalconsumer_electronics
Top Patents1 enriched
US 1219881· 1917
How Gideon Sundback Invented the Modern Zipper
Activity by Decade
1910s1
Company B
Eastman Kodak Co
Patents indexed
3
Year range
1956 – 1982
Most recent
1982
consumer_electronicssemiconductorsmaterialstelecommunicationssoftware
Top Patents3 enriched
US 4356429· 1982
How Organic Diodes Make Light Using Special Molecules
US 4131919· 1978
The First Digital Camera's Core Technology
US 2768109· 1956
How Super Glue Bonds Acidic Surfaces Like Wood
Activity by Decade
1950s1
1970s1
1980s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.