Inventor · disambiguated record
David Tsi
Also filed as: TSI DAVID
15 granted patents·415 citations·filing 1994–2002
95Inventor score
Technology areasG06K
Files withSYMBOL TECHNOLOGIES INC15
Top patents by PatentIndex Score
15 records- 0184US6410931B1Electro-optical reader with hands-free and hand-held modes of operationSYMBOL TECHNOLOGIES INC·Filed 2000·Granted Jun 25, 2002·32 cites·18 claims
- 0280US5984188ATerminal with board-mounted slim scan moduleSYMBOL TECHNOLOGIES INC·Filed 1997·Granted Nov 16, 1999·46 cites·13 claims
- 0379US6435412B2Multi-channel signal processing in an optical readerSYMBOL TECHNOLOGIES INC·Filed 2001·Granted Aug 20, 2002·20 cites·6 claims
- 0479US6114712AOne piece optical assembly for low cost optical scannerSYMBOL TECHNOLOGIES INC·Filed 1998·Granted Sep 5, 2000·48 cites·33 claims
- 0578US5859417AOptical scanners having dual surface optical elements for dual working rangesSYMBOL TECHNOLOGIES INC·Filed 1997·Granted Jan 12, 1999·58 cites·11 claims
- 0676US5552592ASlim scan module with dual detectorsSYMBOL TECHNOLOGIES INC·Filed 1994·Granted Sep 3, 1996·35 cites·34 claims
- 0775US5714746ATerminal with slim scan module with generally orthogonal circuit board arrangementSYMBOL TECHNOLOGIES INC·Filed 1997·Granted Feb 3, 1998·33 cites·14 claims
- 0875US5693929AScanning module with spring made resistant to overflexingSYMBOL TECHNOLOGIES INC·Filed 1996·Granted Dec 2, 1997·34 cites·19 claims
- 0970US6991168B2Multi-channel signal processing in an optical readerSYMBOL TECHNOLOGIES INC·Filed 2002·Granted Jan 31, 2006·11 cites·7 claims
- 1069US5682029ASlim scan module with dual detectorsSYMBOL TECHNOLOGIES INC·Filed 1996·Granted Oct 28, 1997·26 cites·8 claims
- 1164US6612493B1Optical scanner including a thermostatically controlled heater module or hermatic seal to prevent internal condensationSYMBOL TECHNOLOGIES INC·Filed 1999·Granted Sep 2, 2003·36 cites·8 claims
- 1259US6834805B2Optical scanner with segmented collection mirrorSYMBOL TECHNOLOGIES INC·Filed 2002·Granted Dec 28, 2004·5 cites·9 claims
- 1356US6213399B1Multi-channel signal processing in an optical readerSYMBOL TECHNOLOGIES INC·Filed 1996·Granted Apr 10, 2001·15 cites·19 claims
- 1452US6732935B2Multipurpose lens holder for reading optically encoded indiciaSYMBOL TECHNOLOGIES INC·Filed 2001·Granted May 11, 2004·3 cites·59 claims
- 1550US6382513B1Optical scanner with segmented collection mirrorSYMBOL TECHNOLOGIES INC·Filed 1998·Granted May 7, 2002·13 cites·12 claims
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