Inventor · disambiguated record
Mei Hsia Chang
Also filed as: CHANG MEI HSIA
6 granted patents·77 citations·filing 2001–2001
83Inventor score
Technology areasG03G
Top patents by PatentIndex Score
6 records- 0177USD458960SToner cartridgeFiled 2001·Granted Jun 18, 2002·23 cites·1 claims
- 0268USD458962SToner cartridgeFiled 2001·Granted Jun 18, 2002·16 cites·1 claims
- 0367USD473588SToner cartridgeGEN PLASTIC IND CO LTD·Filed 2001·Granted Apr 22, 2003·15 cites·1 claims
- 0465USD458961SToner cartridgeFiled 2001·Granted Jun 18, 2002·14 cites·1 claims
- 0555USD458302SToner cartridgeFiled 2001·Granted Jun 4, 2002·9 cites·1 claims
- 0632US6690904B2Developer containerGEN PLASTICS IND CO LTD·Filed 2001·Granted Feb 10, 2004·0 cites·5 claims
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