Inventor · disambiguated record
Alvin Chang
Also filed as: CHANG ALVIN · CHANG ALVIN KAI-HAU
4 granted patents·78 citations·filing 2004–2011
75Inventor score
Top patents by PatentIndex Score
4 records- 0189US7949686B2Method and apparatus for scalable transport processing fulfillment systemWAL MART STORES INC·Filed 2010·Granted May 24, 2011·22 cites·9 claims
- 0288US7983961B1Methods and apparatus for marketing profiling while preserving user privacyCHANG ALVIN·Filed 2006·Granted Jul 19, 2011·51 cites·20 claims
- 0368US7822779B2Method and apparatus for scalable transport processing fulfillment systemWAL MART STORES INC·Filed 2004·Granted Oct 26, 2010·5 cites·15 claims
- 0437US8638445B2Imaging apparatus and method thereofLIN YU-HSUAN·Filed 2011·Granted Jan 28, 2014·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →