Portfolio comparison
Central Glass Co Ltd vs F Hoffmann La Roche AG
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Central Glass Co Ltd
Patents indexed
1
Year range
2000
Most recent
2000
automotivemechanicalmaterials
Top Patents1 enriched
US 6033785· 2000
How Car Windows Use Special Coatings to Balance Privacy and Visibility
Activity by Decade
2000s1
Top Patents1 enriched
US 3927193· 1975
Using Radioactive Antibodies to Find Tumors Inside the Body
Activity by Decade
1970s1
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