Inventor · disambiguated record
Cheng-Tzong Lee
Also filed as: LEE CHENG-TZONG
2 granted patents·15 citations·filing 2010–2010
50Inventor score
Top patents by PatentIndex Score
2 records- 0175US8653949B2Intellectual refrigerator combining with portable electric device and control method for the sameLEE CHENG-TZONG·Filed 2010·Granted Feb 18, 2014·15 cites·6 claims
- 0242US8649727B2Portable karaoke system, karaoke method and application program for the samePAN FU-CHENG·Filed 2010·Granted Feb 11, 2014·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →