Portfolio comparison
US Department of Agriculture USDA vs Tokyo Shibaura Electric Co Ltd
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
US Department of Agriculture USDA
Patents indexed
1
Year range
1948
Most recent
1948
biotechpharmaceutical
Top Patents1 enriched
US 2442141· 1948
How Andrew Moyer Learned to Mass-Produce Penicillin
Activity by Decade
1940s1
Company B
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
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