Inventor · disambiguated record
Yichang Tsai
Also filed as: TSAI YICHANG
1 granted patent·2 pending applications·13 citations·filing 2003–2023
36Inventor score
Files withGEORGIA TECH RES INST2
Top patents by PatentIndex Score
3 records- 0186US9767371B2Systems and methods for identifying traffic control devices and testing the retroreflectivity of the sameGEORGIA TECH RES INST·Filed 2015·Granted Sep 19, 2017·13 cites·45 claims
- 0246US2024185614A1System and methods for automated roadway asset identification and trackingGEORGIA TECH RES INST·Filed 2023·Application pending·0 cites
- 0330US2004086153A1Methods and systems for recognizing road signs in a digital imageFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →