Assignee
CHANG YUAN-FENG
6 granted patents·1 pending application·12 citations·filing 1993–2004
Technology mixA47B1
Top patents by PatentIndex Score
7 records- 0156USD396181SCover for electrical outletsCHANG YUAN-FENG·Filed 1997·Granted Jul 21, 1998·11 cites·1 claims
- 0245US2006061242A1Cooking device-accommodating assemblyCHANG YUAN-FENG·Filed 2004·Application pending·0 cites
- 0330USD353139STelephone setCHANG YUAN-FENG·Filed 1993·Granted Dec 6, 1994·1 cites·1 claims
- 0426USD353814STelephone setCHANG YUAN-FENG·Filed 1993·Granted Dec 27, 1994·0 cites·1 claims
- 0526USD353812STelephone setCHANG YUAN-FENG·Filed 1993·Granted Dec 27, 1994·0 cites·1 claims
- 0626USD353813STelephone setCHANG YUAN-FENG·Filed 1993·Granted Dec 27, 1994·0 cites·1 claims
- 0726USD353140STelephone setCHANG YUAN-FENG·Filed 1993·Granted Dec 6, 1994·0 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →