Portfolio comparison
Central Investment Corp vs CNH Amercia
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Central Investment Corp
Patents indexed
1
Year range
1973
Most recent
1973
consumer_electronicsmechanical
Top Patents1 enriched
US 3735375· 1973
How Vacuum Tubes Detect Tiny Changes in High-Resistance Sensors
Activity by Decade
1970s1
Company B
CNH Amercia
Patents indexed
2
Year range
2010 – 2012
Most recent
2012
automotivesoftwaretelecommunicationsmechanicalai_ml
Top Patents2 enriched
US 7747370· 2010
How Farm Tractors Automatically Turn at the End of a Row
US 8296052· 2012
How Farm Vehicles Plant Evenly in Odd-Shaped Fields
Activity by Decade
2010s2
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