Portfolio comparison
Worcester Polytechnic Institute vs Epir Technologies
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Worcester Polytechnic Institute
Patents indexed
1
Year range
2019
Most recent
2019
consumer_electronicsautomotivematerialsenergychemical_processing
Top Patents1 enriched
US 10522884· 2019
Recycling Lithium-Ion Batteries to Make New Cathode Materials
Activity by Decade
2010s1
Company B
Epir Technologies
Patents indexed
1
Year range
2014
Most recent
2014
semiconductorsenergymaterialsconsumer_electronics
Top Patents1 enriched
US 8912428· 2014
Solar Cells Made of Stacking Layers with Different Energy Gaps
Activity by Decade
2010s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.