Portfolio comparison
Thomas A. Edison vs Procter and Gamble Co
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Thomas A. Edison
Patents indexed
3
Year range
1869 – 1897
Most recent
1897
mechanicalconsumer_electronicstelecommunications
Top Patents3 enriched
US 200521· 1878
How Thomas Edison Improved Early Phonograph Recording
US 589168· 1897
How Thomas Edison's Kinetographic Camera Captured Early Motion Pictures
US 90646· 1869
Edison's First Patent: An Electric Vote Recorder
Activity by Decade
1860s1
1870s1
1890s1
Company B
Procter and Gamble Co
Patents indexed
3
Year range
1970 – 2024
Most recent
2024
consumer_electronicsmechanicalmaterials
Top Patents3 enriched
US 3489148· 1970
How Disposable Diapers Keep Skin Dry Using Porous Plastic Sheets
US 3498798· 1970
How Pringles Potato Chips Are Stacked and Packaged
US 12156789· 2024
Standardizing Sizes for Adult Disposable Underwear
Activity by Decade
1970s2
2020s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.