Portfolio comparison
Henry W. Seely vs S V V Tech Innovations Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 259054· 1882
Henry Seely's 1882 Electric Flatiron
Activity by Decade
1880s1
Company B
S V V Tech Innovations Inc
Patents indexed
1
Year range
2021
Most recent
2021
consumer_electronicsmechanicalsemiconductors
Top Patents1 enriched
US RE48492· 2021
How to Build Thin, Flat Light-Focusing Panels
Activity by Decade
2020s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.