Inventor · disambiguated record
Chingwei Chang
Also filed as: CHANG CHINGWEI
5 granted patents·148 citations·filing 1999–2001
81Inventor score
Top patents by PatentIndex Score
5 records- 0178US6807172B1Method and apparatus for learning and switching frames in a distributed network switchCISCO TECH IND·Filed 1999·Granted Oct 19, 2004·116 cites·36 claims
- 0261US6915019B2Method for combining vector-quantization decoding with color transform or halftoning or bothSHARP LAB OF AMERICA INC·Filed 2001·Granted Jul 5, 2005·5 cites·12 claims
- 0361US6765693B1Photo quality color printing by using light black inkSHARP LAB OF AMERICA INC·Filed 2000·Granted Jul 20, 2004·14 cites·6 claims
- 0434US6552823B1Enhanced error diffusion by using peak position profilesSHARP LAB OF AMERICA INC·Filed 1999·Granted Apr 22, 2003·8 cites·8 claims
- 0529US6496603B1Enhanced error diffusion by using directional guided line thresholdingSHARP LAB OF AMERICA INC·Filed 1999·Granted Dec 17, 2002·5 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →