Inventor · disambiguated record

Shengming Chang

Also filed as: CHANG SHENGMING

2 granted patents·16 citations·filing 2007–2010

51Inventor score

Technology areasF02B Y02T

Files withCHANG SHENGMING1 GM GLOBAL TECH OPERATIONS INC1

Top patents by PatentIndex Score

2 records

0175US7389764B1Low emissions diesel pistonGM GLOBAL TECH OPERATIONS INC·Filed 2007·Granted Jun 24, 2008·16 cites·12 claims
0233US8555853B2Internal combustion engine port design layout for enhanced in-cylinder swirl generationCHANG SHENGMING·Filed 2010·Granted Oct 15, 2013·0 cites·17 claims

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