Portfolio comparison
Tokyo Shibaura Electric Co Ltd vs Telefonaktiebolaget LM Ericsson AB
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Tokyo Shibaura Electric Co Ltd
Patents indexed
1
Year range
1985
Most recent
1985
semiconductorsconsumer_electronics
Top Patents1 enriched
US 4531203· 1985
How Flash Memory Cells Use an Erase Gate to Clear Data
Activity by Decade
1980s1
Company B
Telefonaktiebolaget LM Ericsson AB
Patents indexed
2
Year range
2003
Most recent
2003
consumer_electronicstelecommunicationssoftwareai_ml
Top Patents2 enriched
US 6590928· 2003
How Bluetooth Creates Wireless Networks with Unique Addresses
US 20230412513
How 5G Networks Coordinate AI Models Across Different Devices
Activity by Decade
2000s1
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