Inventor · disambiguated record
Ihung Tu
Also filed as: TU IHUNG · TU IHUNG S
11 granted patents·600 citations·filing 2002–2009
93Inventor score
Top patents by PatentIndex Score
11 records- 0195US6839628B1Display method and apparatus for arranging order of listing points of interest for navigation systemALPINE ELECTRONICS INC·Filed 2003·Granted Jan 4, 2005·166 cites·26 claims
- 0294US8306741B2Method and apparatus for navigation system using routing data created by remote navigation serverTU IHUNG·Filed 2009·Granted Nov 6, 2012·89 cites·18 claims
- 0393US7155339B2Display method and apparatus for navigation system for searching POI and arranging listing order of POIALPINE ELECTRONICS INC·Filed 2004·Granted Dec 26, 2006·127 cites·28 claims
- 0488US6999875B2Display method and apparatus for navigation systemALPINE ELECTRONICS INC·Filed 2004·Granted Feb 14, 2006·69 cites·20 claims
- 0582US6934705B2Data sorting method and navigation method and system using the sorting methodALPINE ELECTRONICS INC·Filed 2002·Granted Aug 23, 2005·50 cites·20 claims
- 0678US6691027B1Method and apparatus for finding shortest overall path of multiple destinations by navigation systemALPINE ELECTRONICS INC·Filed 2002·Granted Feb 10, 2004·15 cites·10 claims
- 0776US7272489B2Navigation method and system for extracting, sorting and displaying POI informationALPINE ELECTRONICS INC·Filed 2002·Granted Sep 18, 2007·35 cites·24 claims
- 0872US7945383B2Route determination method and apparatus for navigation systemALPINE ELECTRONICS INC·Filed 2005·Granted May 17, 2011·8 cites·18 claims
- 0970US8175801B2Link promotion method and apparatus for improving route search performance for navigation systemTU IHUNG·Filed 2009·Granted May 8, 2012·11 cites·20 claims
- 1068US7107147B2Data correction method and apparatus using key filtering function for entering data in navigation systemALPINE ELECTRONICS INC·Filed 2004·Granted Sep 12, 2006·24 cites·16 claims
- 1165US7590488B2Route condition evaluation method and apparatus for navigation systemALPINE ELECTRONICS INC·Filed 2006·Granted Sep 15, 2009·6 cites·16 claims
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