Portfolio comparison
Yangtze Memory Technologies Co vs Amazon com Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
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
Company B
Amazon com Inc
Patents indexed
1
Year range
1999
Most recent
1999
ecommercesoftwaretelecommunications
Top Patents1 enriched
US 5960411· 1999
How Amazon's One-Click Ordering Works for Online Purchases
Activity by Decade
1990s1
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