Portfolio comparison
Hitachi Automotive Systems vs SILONICS Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Hitachi Automotive Systems
Patents indexed
1
Year range
2016
Most recent
2016
automotiveenergyconsumer_electronicssoftwaretelecommunications
Top Patents1 enriched
US 9397374· 2016
How to Grade Used Batteries for a Second Life
Activity by Decade
2010s1
Company B
SILONICS Inc
Patents indexed
1
Year range
1976
Most recent
1976
consumer_electronicsmechanicalmaterials
Top Patents1 enriched
US 3946398· 1976
How Piezoelectric Inkjet Printing Works
Activity by Decade
1970s1
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