Portfolio comparison
Central Glass Co Ltd vs Toshiba Corp
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 6033785· 2000
How Car Windows Keep Inside Private Without Blocking the Driver's View
Activity by Decade
2000s1
Company B
Toshiba Corp
Patents indexed
1
Year range
1999
Most recent
1999
semiconductorsconsumer_electronicstelecommunicationssoftware
Top Patents1 enriched
US 5903495· 1999
How Flash Memory Stores Multiple Bits in One Cell
Activity by Decade
1990s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.