Inventor · disambiguated record
Zi-Yuan Li
Also filed as: Li zi-yuan
8 granted patents·14 citations·filing 2009–2013
78Inventor score
Technology areasG02B
Files withLi zi-yuan2PREMIER IMAGE TECHNOLOGY CHINA2Kang xiao-tian1LI JUN-JIE1PREMIER IMAGE TECHNOLOGY CHINA LTD1
Top patents by PatentIndex Score
8 records- 0168US8411371B2Compact zoom lensLI JUN-JIE·Filed 2011·Granted Apr 2, 2013·4 cites·10 claims
- 0267US7916400B2Compact zoom lensPREMIER IMAGE TECHNOLOGY CHINA LTD·Filed 2009·Granted Mar 29, 2011·5 cites·17 claims
- 0366US8456765B1Wide-conversion lensYIN WEI·Filed 2012·Granted Jun 4, 2013·2 cites·13 claims
- 0463US8576495B2Zoom lens and imaging device using sameLi zi-yuan·Filed 2012·Granted Nov 5, 2013·3 cites·11 claims
- 0544US7791820B2Retractable zoom lensPREMIER IMAGE TECHNOLOGY CHINA·Filed 2009·Granted Sep 7, 2010·0 cites·20 claims
- 0642US8854741B2Zoom lens adjustment structurePREMIER IMAGE TECHNOLOGY CHINA·Filed 2013·Granted Oct 7, 2014·0 cites·11 claims
- 0738US8248711B2Zoom lensLi zi-yuan·Filed 2010·Granted Aug 21, 2012·0 cites·10 claims
- 0833US8824064B2Zoom lensKang xiao-tian·Filed 2012·Granted Sep 2, 2014·0 cites·13 claims
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