Portfolio comparison
Eastman Kodak Co vs PPG Industries
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
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
Company B
PPG Industries
Patents indexed
1
Year range
1981
Most recent
1981
chemicalenergymanufacturingmaterialsindustrial_process
Top Patents1 enriched
US 4253922· 1981
How a Special Carbon-Fluorine Catalyst Makes Chlorine and Caustic Soda
Activity by Decade
1980s1
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