Portfolio comparison
Corning Glass Works vs Amgen Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Corning Glass Works
Patents indexed
2
Year range
1973
Most recent
1973
materialsmechanicaltelecommunicationsconsumer_electronics
Top Patents2 enriched
US 3711262· 1973
How Corning Invented Modern Fiber Optic Cables
US 3778335· 1973
How Chemically Strengthened Glass Works
Activity by Decade
1970s2
Top Patents1 enriched
US 5574018· 1996
Using Vitamin B12 to Help Proteins Survive the Human Digestive System
Activity by Decade
1990s1
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