Inventor · disambiguated record
Lingnan Liu
Also filed as: LIU LINGNAN
14 granted patents·867 citations·filing 1995–2001
95Inventor score
Top patents by PatentIndex Score
14 records- 0194US6128414ANon-linear image processing and automatic discriminating method and apparatus for images such as images of machine-readable symbolsINTERMEC IP CORP·Filed 1997·Granted Oct 3, 2000·226 cites·39 claims
- 0294US6097839AMethod and apparatus for automatic discriminating and locating patterns such as finder patterns, or portions thereof, in machine-readable symbolsINTERMEC IP CORP·Filed 1997·Granted Aug 1, 2000·239 cites·29 claims
- 0381US5936224AMethod and apparatus for reading machine-readable symbols by employing a combination of multiple operators and/or processorsINTERMEC IP CORP·Filed 1996·Granted Aug 10, 1999·80 cites·29 claims
- 0475US6503201B1Correction of extended field of view images for distortion due to scanhead motionKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted Jan 7, 2003·35 cites·29 claims
- 0574US5565669AOrientation independent method for robust computing of X-dimensions in code one symbolsINTERMEC CORP·Filed 1995·Granted Oct 15, 1996·49 cites·15 claims
- 0673US5742041AMethod and apparatus for locating and decoding machine-readable symbols, including data matrix symbolsINTERMEC CORP·Filed 1996·Granted Apr 21, 1998·46 cites·32 claims
- 0770US5777310AProblem reduction with low level information integration in bar code decodingINTERMEC CORP·Filed 1995·Granted Jul 7, 1998·42 cites·26 claims
- 0869US5811776AMethod and apparatus for accurately locating data regions in stored images of symbolsINTERMEC CORP·Filed 1996·Granted Sep 22, 1998·40 cites·21 claims
- 0964US6012640ARule based and fuzzy logic method and apparatus for processing reflectance signals from machine-readable symbols or imagesINTERMEC IP CORP·Filed 1997·Granted Jan 11, 2000·30 cites·35 claims
- 1064US5854478AMethod and apparatus for reading machine-readable symbols having surface or optical distortionsINTERMEC IP CORP·Filed 1996·Granted Dec 29, 1998·37 cites·34 claims
- 1153US6730031B2Editing and trimming apparatus and method for extended field of view ultrasonic imaging systemsKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted May 4, 2004·9 cites·39 claims
- 1244US5862267AMethod and apparatus for locating data regions in stored images of symbolsINTERMEC IP CORP·Filed 1995·Granted Jan 19, 1999·23 cites·24 claims
- 1333US5764798APrioritized searching methods for finding a coded symbol in a digitized imageINTERMEC CORP·Filed 1996·Granted Jun 9, 1998·9 cites·29 claims
- 1431US6016960ARule based method and apparatus for processing reflectance signals from machine-readable symbols or imagesINTERMEC IP CORP·Filed 1997·Granted Jan 25, 2000·2 cites·32 claims
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