Portfolio comparison
Seoul National University R&DB Foundation vs Amgen Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Seoul National University R&DB Foundation
Patents indexed
2
Year range
2017 – 2025
Most recent
2025
semiconductorsenergymaterialsconsumer_electronicstelecommunications
Top Patents2 enriched
US 12266789· 2025
How to Make Lithium-Sulfur Batteries Last Longer Using Polymer Coatings
US 9685235· 2017
How to Prepare 3D Flash Memory for Use
Activity by Decade
2010s1
2020s1
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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