Inventor · disambiguated record
Siang Leong Foo
Also filed as: FOO SIANG L · FOO SIANG LEONG
17 granted patents·3 pending applications·183 citations·filing 2003–2010
94Inventor score
Files withAVAGO TECH ECBU IP SG PTE LTD9AVAGO TECHNOLOGIES GENERAL IP3AVAGO TECHNOLOGIES ECBU IP PTE2AGILENT TECHNOLOGIES INC1AVAGO TECHNOLOGIES ECBUIP PTE1
Top patents by PatentIndex Score
20 records- 0191US7385178B2Reflective encoders with various emitter-detector configurationsAVAGO TECHNOLOGIES ECBU IP PTE·Filed 2005·Granted Jun 10, 2008·25 cites·17 claims
- 0287US8247758B2Optical jog wheel with spiral coding elementLUM CHEE FOO·Filed 2010·Granted Aug 21, 2012·6 cites·10 claims
- 0387US7265339B1Encoder interpolation apparatusAVAGO TECHNOLOGIES GENERAL IP·Filed 2006·Granted Sep 4, 2007·17 cites·8 claims
- 0484US7784694B2Reflective encoder with lens on code stripAVAGO TECHNOLOGIES GENERAL IP·Filed 2005·Granted Aug 31, 2010·12 cites·6 claims
- 0584US7675026B2Optical jog wheel with spiral coding elementAVAGO TECH ECBU IP SG PTE LTD·Filed 2007·Granted Mar 9, 2010·9 cites·13 claims
- 0684US7145127B2Optical encoding that utilizes total internal reflectionAVAGO TECH ECBU IP SG PTE LTD·Filed 2004·Granted Dec 5, 2006·26 cites·19 claims
- 0782US7399956B2Optical encoder with sinusoidal photodetector output signalAVAGO TECHNOLOGIES ECBUIP PTE·Filed 2005·Granted Jul 15, 2008·16 cites·19 claims
- 0880US7619210B2Encoder with a combined position and index trackAVAGO TECH ECBU IP SG PTE LTD·Filed 2008·Granted Nov 17, 2009·7 cites·8 claims
- 0980US7619209B2Encoder with a combined position and index trackAVAGO TECH ECBU IP SG PTE LTD·Filed 2008·Granted Nov 17, 2009·7 cites·7 claims
- 1080US7507950B2Encoder with a combined position and index trackAVAGO TECH ECBU IP SG PTE LTD·Filed 2006·Granted Mar 24, 2009·7 cites·9 claims
- 1178US7182258B2Enhanced reflective optical encoderAVAGO TECH ECBU IP SG PTE LTD·Filed 2004·Granted Feb 27, 2007·19 cites·20 claims
- 1275US7317183B2High performance reflectivity optical encoder with a protrusion between lensesAVAGO TECHNOLOGIES ECBU IP PTE·Filed 2006·Granted Jan 8, 2008·7 cites·10 claims
- 1371US7262714B2Interpolating encoder utilizing a frequency multiplierAVAGO TECHNOLOGIES GENERAL IP·Filed 2005·Granted Aug 28, 2007·6 cites·5 claims
- 1469US6998601B2Dual-axis optical encoder deviceAGILENT TECHNOLOGIES INC·Filed 2003·Granted Feb 14, 2006·12 cites·12 claims
- 1568US7544924B2Directional input device with a light directing shaftAVAGO TECH ECBU IP SG PTE LTD·Filed 2006·Granted Jun 9, 2009·4 cites·19 claims
- 1666US7732756B2User navigation device with a code wheel and an encoderAVAGO TECH ECBU IP SG PTE LTD·Filed 2006·Granted Jun 8, 2010·3 cites·22 claims
- 1747US7780258B2Media sensor with polarization filterAVAGO TECH ECBU IP SG PTE LTD·Filed 2007·Granted Aug 24, 2010·0 cites·20 claims
- 1839US2008156973A1Photosensor array for optical encoderWONG WENG FEI·Filed 2006·Application pending·0 cites
- 1936US2004256628A1Optical source having integral diffractive elementFiled 2003·Application pending·0 cites
- 2034US2007120048A1Reflective encoder moduleLUM CHEE F·Filed 2005·Application pending·0 cites
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