Portfolio comparison
Amgen Inc vs Covestro Deutschland AG
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 5574018· 1996
Using Vitamin B12 to Help Proteins Survive the Human Digestive System
Activity by Decade
1990s1
Company B
Covestro Deutschland AG
Patents indexed
1
Year range
2024
Most recent
2024
consumer_electronicstelecommunicationsmaterials
Top Patents1 enriched
US 12086666· 2024
How to Make Reusable Plastic SIM Card Holders
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.