Inventor · disambiguated record

Shichang Yu

Also filed as: YU SHICHANG

1 granted patent·1 pending application·54 citations·filing 1999–2004

49Inventor score

Technology areasH04L H04M

Files withLUCENT TECHNOLOGIES INC2

Top patents by PatentIndex Score

2 records

0165US6246757B1Telephone calling card system with abbreviated code destination number capabilityLUCENT TECHNOLOGIES INC·Filed 1999·Granted Jun 12, 2001·54 cites·12 claims
0242US2006135168A1Blocking spam messagesLUCENT TECHNOLOGIES INC·Filed 2004·Application pending·0 cites

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →