Assignee
CHANG YEN-NIEN
TW·3 granted patents·1 pending application·82 citations·filing 1987–2010
Top patents by PatentIndex Score
4 records- 0179US4770297AAssembling tool-holder setCHANG YEN NIEN·Filed 1987·Granted Sep 13, 1988·71 cites·2 claims
- 0252US8480096B2Structure of inline skatesCHANG YEN-NIEN·Filed 2010·Granted Jul 9, 2013·1 cites·10 claims
- 0344US2008029979A1Structure of inline skatesCHANG YEN-NIEN·Filed 2007·Application pending·0 cites
- 0438US4769923ADryer for drying a product-laden air stream as spirally floatedCHANG YEN NIEN·Filed 1987·Granted Sep 13, 1988·10 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →