Portfolio comparison
Nichia Chemical Industries Ltd vs Groupon Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Nichia Chemical Industries Ltd
Patents indexed
1
Year range
1996
Most recent
1996
semiconductorsconsumer_electronicsenergy
Top Patents1 enriched
US 5563422· 1996
How Nichia Created the First Practical Blue LED Electrodes
Activity by Decade
1990s1
Top Patents1 enriched
US 9330167· 2016
How Groupon Automatically Categorizes Merchant Services Using Text Analysis
Activity by Decade
2010s1
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