Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Inventors
Michael J. T. Chan
Cupertino, CA
US
2 patents
3 Patents
US11956357
2024
Traceable Key Block-chain Ledger
Ebay Inc.
0 cites
US11736288
2023
Traceable Key Block-chain Ledger
Ebay Inc.
0 cites
US11683169
2023
Masked Key Hopping
EBAY Inc.
0 cites