Portfolio comparison
Canon Inc vs Central Glass Co Ltd
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Canon Inc
Patents indexed
1
Year range
1988
Most recent
1988
printingconsumer-electronicshardwareimagingoffice-equipment
Top Patents1 enriched
US 4723129· 1988
Inkjet Printing — How a Hot Wire Discovered the Bubble Jet
Activity by Decade
1980s1
Top Patents1 enriched
US 6033785· 2000
How Car Windows Keep Inside Private Without Blocking the Driver's View
Activity by Decade
2000s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.