Assignee
WANG CHIEN-YUAN
TW·8 granted patents·245 citations·filing 1983–2011
Top patents by PatentIndex Score
8 records- 0194US4577986AJoint mechanism for folding ladders, furniture and the likeWANG CHIEN YUAN·Filed 1983·Granted Mar 25, 1986·75 cites·4 claims
- 0290US4540306APositioning joint for folding laddersWANG CHIEN YUAN·Filed 1983·Granted Sep 10, 1985·65 cites·2 claims
- 0388US4543006AFoldable multi-position ladder jointWANG CHIEN YUAN·Filed 1984·Granted Sep 24, 1985·47 cites·2 claims
- 0481US4645371ASafety joint mechanism, particularly for folding laddersWANG CHIEN YUAN·Filed 1986·Granted Feb 24, 1987·48 cites·3 claims
- 0580US8183584B2High efficient phosphor-converted light emitting diodeWANG CHIEN-YUAN·Filed 2011·Granted May 22, 2012·2 cites·14 claims
- 0678US8692280B2Optoelectronic semiconductor deviceWANG CHIEN-YUAN·Filed 2011·Granted Apr 8, 2014·8 cites·17 claims
- 0753US8210699B2Wavelength converting systemWANG CHIEN-YUAN·Filed 2011·Granted Jul 3, 2012·0 cites·20 claims
- 0848US8232563B2Light-emitting deviceWANG CHIEN-YUAN·Filed 2007·Granted Jul 31, 2012·0 cites·13 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →