Inventor
CHIN YEE LOONG
MY35 patents
⚠️ This page may combine multiple inventors who share the name “CHIN YEE LOONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AVAGO TECH ECBU IP SG PTE LTD
12 patentsUS7265336B2Sep 4, 2007
Encoder utilizing a reflective cylindrical surface
AVAGO TECH ECBU IP SG PTE LTD115 citations93
US7182258B2Feb 27, 2007
Enhanced reflective optical encoder
AVAGO TECH ECBU IP SG PTE LTD19 citations92
US7145127B2Dec 5, 2006
Optical encoding that utilizes total internal reflection
AVAGO TECH ECBU IP SG PTE LTD26 citations92
US7102123B2Sep 5, 2006
Reflective imaging encoder
AVAGO TECH ECBU IP SG PTE LTD28 citations92
US7795576B2Sep 14, 2010
Single dome lens reflective optical encoder
AVAGO TECH ECBU IP SG PTE LTD11 citations83
US7102177B2Sep 5, 2006
Light-emitting diode incorporating gradient index element
AVAGO TECH ECBU IP SG PTE LTD12 citations82
US7180430B2Feb 20, 2007
Low-cost absolute linear optical encoder
AVAGO TECH ECBU IP SG PTE LTD8 citations70
US7544924B2Jun 9, 2009
Directional input device with a light directing shaft
AVAGO TECH ECBU IP SG PTE LTD4 citations62
US7622707B2Nov 24, 2009
Polaroid absolute encoder
AVAGO TECH ECBU IP SG PTE LTD2 citations61
US7279674B2Oct 9, 2007
Optical encoder module
AVAGO TECH ECBU IP SG PTE LTD4 citations61
US7780258B2Aug 24, 2010
Media sensor with polarization filter
AVAGO TECH ECBU IP SG PTE LTD0 citations52
US7845556B2Dec 7, 2010
Optical encoder with contamination detection
AVAGO TECH ECBU IP SG PTE LTD0 citations49
AVAGO TECHNOLOGIES GENERAL IP
8 patentsUS7465917B2Dec 16, 2008
Absolute encoder utilizing light of different wavelengths to reduce cross-talk
AVAGO TECHNOLOGIES GENERAL IP88 citations96
US7462815B2Dec 9, 2008
Absolute encoder utilizing a code pattern carrier having a varying mixture of phosphors deposited thereon
AVAGO TECHNOLOGIES GENERAL IP10 citations84
US7495583B2Feb 24, 2009
Flat-top reflection-based optical encoders
AVAGO TECHNOLOGIES GENERAL IP7 citations67
US7304294B2Dec 4, 2007
Reflective encoder with reduced background noise
AVAGO TECHNOLOGIES GENERAL IP4 citations63
US7732755B2Jun 8, 2010
Absolute encoder utilizing light of different wavelengths to reduce cross talk
AVAGO TECHNOLOGIES GENERAL IP5 citations61
US7439487B2Oct 21, 2008
Optical encoder apparatus for removable connection with a printed circuit board and methods of assembling optical encoder apparatus.
AVAGO TECHNOLOGIES GENERAL IP2 citations55
US7667189B2Feb 23, 2010
Optical encoder apparatus for removable connection with printed circuit board and methods of assembling optical encoder
AVAGO TECHNOLOGIES GENERAL IP2 citations51
US7490771B2Feb 17, 2009
Reflective encoder with interchangable lens on emitter-detector module
AVAGO TECHNOLOGIES GENERAL IP0 citations41
AGILENT TECHNOLOGIES INC
5 patentsUS6717362B1Apr 6, 2004
Light emitting diode with gradient index layering
AGILENT TECHNOLOGIES INC104 citations94
US6653619B2Nov 25, 2003
Optical motion encoder with a reflective member allowing the light source and sensor to be on the same side
AGILENT TECHNOLOGIES INC44 citations87
US6998601B2Feb 14, 2006
Dual-axis optical encoder device
AGILENT TECHNOLOGIES INC12 citations84
US6995356B2Feb 7, 2006
Optical encoder device
AGILENT TECHNOLOGIES INC13 citations84
US6946980B2Sep 20, 2005
Input device
AGILENT TECHNOLOGIES INC2 citations59
PIXART IMAGING INC
3 patentsUS11886649B2Jan 30, 2024
Optical navigation device
PIXART IMAGING INC2 citations73
US12498797B2Dec 16, 2025
Navigation device with improved light utilization efficiency and optical engine thereof
PIXART IMAGING INC0 citations61
US12572023B2Mar 10, 2026
Optical navigation device with increased depth of field
PIXART IMAGING INC0 citations51