Portfolio comparison
Hymen L. Lipman vs Sanders Associates Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 19783· 1858
How the Pencil and Eraser Became One Tool
Activity by Decade
1850s1
Company B
Sanders Associates Inc
Patents indexed
1
Year range
1972
Most recent
1972
consumer_electronicsgamingmechanical
Top Patents1 enriched
US 3659285· 1972
How the First Home Video Game Console Worked
Activity by Decade
1970s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.