Portfolio comparison
EC Power vs Yangtze Memory Technologies Co
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
EC Power
Patents indexed
2
Year range
2018 – 2019
Most recent
2019
consumer_electronicsautomotivetelecommunicationsenergysemiconductors
Top Patents2 enriched
US 10186887· 2019
How Batteries Charge Fast in the Cold Without Damage
US 9882197· 2018
How a Battery Heats Itself in the Cold for Better Performance
Activity by Decade
2010s2
Company B
Yangtze Memory Technologies Co
Patents indexed
2
Year range
2024 – 2025
Most recent
2025
semiconductorsconsumer_electronicstelecommunicationssoftwaredata_storage
Top Patents2 enriched
US 12450117· 2025
How a Special Memory Chip Helps Fix Broken 3D NAND Storage
US 12142328· 2024
How to Precisely Erase Data in 3D NAND Flash Memory
Activity by Decade
2020s2
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