Portfolio comparison
Tokyo Shibaura Electric Co Ltd vs LG Chem Ltd
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
LG Chem Ltd
Patents indexed
1
Year range
2024
Most recent
2024
consumer_electronicsmaterialssemiconductors
Top Patents1 enriched
US 12031028· 2024
How LG Chem Makes Plastic Films That Block UV Light
Activity by Decade
2020s1
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