Inventor · disambiguated record
Yoonsik Woo
Also filed as: WOO YOONSIK
16 granted patents·3 pending applications·49 citations·filing 2010–2015
88Inventor score
Top patents by PatentIndex Score
19 records- 0196US8464677B2Variable valve lift apparatusCHOI BYONG YOUNG·Filed 2011·Granted Jun 18, 2013·30 cites·6 claims
- 0279US8667934B1Engine having compression ratio variable deviceHYUNDAI MOTOR CO LTD·Filed 2012·Granted Mar 11, 2014·4 cites·9 claims
- 0378US8776736B2Variable compression ratio apparatusWOO YOONSIK·Filed 2012·Granted Jul 15, 2014·6 cites·6 claims
- 0478US8555829B2Variable compression ratio apparatusLEE DONG SEOK·Filed 2011·Granted Oct 15, 2013·5 cites·17 claims
- 0576US9140182B2Variable compression ratio control systemHYUNDAI MOTOR CO LTD·Filed 2013·Granted Sep 22, 2015·3 cites·9 claims
- 0663US8720395B2Variable compression ratio apparatusHYUNDAI MOTOR CO LTD·Filed 2012·Granted May 13, 2014·1 cites·9 claims
- 0754US9169774B2Variable compression ratio engine that varies compression ratioHYUNDAI MOTOR CO LTD·Filed 2014·Granted Oct 27, 2015·0 cites·6 claims
- 0852US9188067B2Variable compression ratio device and internal combustion engine including the sameHYUNDAI MOTOR CO LTD·Filed 2013·Granted Nov 17, 2015·0 cites·9 claims
- 0949US9447739B2Variable compression ratio engineHYUNDAI MOTOR CO LTD·Filed 2014·Granted Sep 20, 2016·0 cites·19 claims
- 1049US9021994B2Variable compression ratio apparatusHYUNDAI MOTOR CO LTD·Filed 2012·Granted May 5, 2015·0 cites·5 claims
- 1149US8757112B2Variable compression ratio apparatusHYUNDAI MOTOR CO LTD·Filed 2012·Granted Jun 24, 2014·0 cites·11 claims
- 1248US9359945B2Variable compression ratio apparatusHYUNDAI MOTOR CO LTD·Filed 2012·Granted Jun 7, 2016·0 cites·16 claims
- 1348US8733302B1Variable compression ratio apparatusHYUNDAI MOTOR CO LTD·Filed 2012·Granted May 27, 2014·0 cites·16 claims
- 1443US9816409B2Variable valve lift apparatusHYUNDAI MOTOR CO LTD·Filed 2015·Granted Nov 14, 2017·0 cites·7 claims
- 1543US2015101562A1Cda deviceKIA MOTORS CORP·Filed 2013·Application pending·0 cites
- 1642US8413620B2Hydraulic orificeSHIN GEE WOOK·Filed 2010·Granted Apr 9, 2013·0 cites·11 claims
- 1738US2013125701A1Variable compression ratio deviceWOO YOONSIK·Filed 2012·Application pending·0 cites
- 1834US8720394B2Variable compression ratio apparatus with dual eccentric linksWOO YOONSIK·Filed 2011·Granted May 13, 2014·0 cites·5 claims
- 1934US2013118454A1Variable compression ratio apparatusWOO YOONSIK·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →