Inventor · disambiguated record
Hongchang Tian
Also filed as: TIAN HONGCHANG
3 granted patents·6 citations·filing 2005–2024
58Inventor score
Top patents by PatentIndex Score
3 records- 0170US7962171B2Audio management in a dual processor environmentRESEARCH IN MOTION LTD·Filed 2010·Granted Jun 14, 2011·3 cites·20 claims
- 0259US7725125B2Audio management in a dual processor environmentRESEARCH IN MOTION LTD·Filed 2005·Granted May 25, 2010·3 cites·16 claims
- 0338US12305775B1Method and apparatus for controlling redundancy of valve control system of converter valveXIAN XD POWER SYS CO LTD·Filed 2024·Granted May 20, 2025·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →