Assignee
HSIUNG CHIEN-CHIH
TW·6 granted patents·1 pending application·11 citations·filing 2008–2012
Top patents by PatentIndex Score
7 records- 0178US8414128B2Optical projection device and projecting method thereof with movable wave plateHSIUNG CHIEN-CHIH·Filed 2010·Granted Apr 9, 2013·4 cites·9 claims
- 0277US8721093B2Automatic focusing projecting device and method of automatic focusingHSIUNG CHIEN-CHIH·Filed 2011·Granted May 13, 2014·4 cites·6 claims
- 0363US8567997B2Single piece light guide having light rod and lensHSIUNG CHIEN-CHIH·Filed 2011·Granted Oct 29, 2013·1 cites·19 claims
- 0462US8111526B2Optical engine for improving electromagnetic interferenceHSIUNG CHIEN-CHIH·Filed 2008·Granted Feb 7, 2012·2 cites·16 claims
- 0548US8953259B2Projection lensHSIUNG CHIEN-CHIH·Filed 2012·Granted Feb 10, 2015·0 cites·8 claims
- 0647US9442356B2Light guide with region between light rod and lensHSIUNG CHIEN-CHIH·Filed 2011·Granted Sep 13, 2016·0 cites·20 claims
- 0740US2012281186A1Laser projection systemHSIUNG CHIEN-CHIH·Filed 2012·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →