Inventor · disambiguated record
Yi Sug Kwon
Also filed as: KWON YI SUG
9 granted patents·126 citations·filing 1997–2005
88Inventor score
Top patents by PatentIndex Score
9 records- 0190US5997423AApparatus for controlling chain tensionLG IND SYSTEMS CO LTD·Filed 1997·Granted Dec 7, 1999·54 cites·8 claims
- 0257US6016902AUpper rail for passenger conveyorLG IND SYSTEMS CO LTD·Filed 1997·Granted Jan 25, 2000·19 cites·3 claims
- 0350US5829570ATerminal rail system for escalatorLG IND SYSTEMS CO LTD·Filed 1997·Granted Nov 3, 1998·15 cites·15 claims
- 0448US7533765B2Shock absorbing device for passenger conveyorsOTIS ELEVATOR CO·Filed 2005·Granted May 19, 2009·1 cites·7 claims
- 0544US5899314ATerminal rail for passenger conveyorLG IND SYSTEMS CO LTD·Filed 1997·Granted May 4, 1999·12 cites·4 claims
- 0639US5967924ASprocket buffer for chain driving systemLG IND SYSTEMS CO LTD·Filed 1997·Granted Oct 19, 1999·7 cites·9 claims
- 0736US5924544ATerminal rail system for escalatorLG IND SYSTEMS CO LTD·Filed 1997·Granted Jul 20, 1999·8 cites·8 claims
- 0834US5890578ATerminal rail system for escalatorLG IND SYSTEMS CO LTD·Filed 1997·Granted Apr 6, 1999·7 cites·3 claims
- 0929US5894917AStep combining system for escalatorLG IND SYSTEMS CO LTD·Filed 1997·Granted Apr 20, 1999·3 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →