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Class Information
Number: 250/227.11
Name: Radiant energy > Photocells; circuits and apparatus > Optical or pre-photocell system > Light conductor
Description: Subject matter including an optical fiber or rod, made of a material having a high index of refraction that allows it to confine, guide and transmit light.










Sub-classes under this class:

Class Number Class Name Patents
250/227.14 Condition responsive light guide (e.g., light guide is physically affected by parameter sensed which results in light conveyed to the photocell) 747
250/227.32 End illuminated light conductor with noncircular geometric cross section 50
250/227.13 Light pen 40
250/227.12 Optical delay line 122
250/227.31 Side or edge illuminated light conductor or collector 102
250/227.27 With coherent interferrometric light 157
250/227.24 With coupling enhancement means 306
250/227.2 With imaging 137
250/227.21 With light chopping or modulation 351
250/227.26 With scanning 114
250/227.28 With specific configuration of light conductor components with respect to each other 239
250/227.29 With specific illumination or viewing orientation of light conductor relative to viewed object (e.g., light normal to, and detector at 45 degree angle to, viewed object) 83
250/227.23 With spectral frequency/wavelength discrimination 360
250/227.3 With variable orientation of light conductor relative to viewed object (e.g., goniometer) 13


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Patent Number Title Of Patent Date Issued
8712485 Proximity sensor arrangement in a mobile device Apr. 29, 2014
8709878 Methods of packaging imager devices and optics modules, and resulting assemblies Apr. 29, 2014
8680458 Data transmission through optical vias Mar. 25, 2014
8682116 Integrated circuit including non-planar structure and waveguide Mar. 25, 2014
8664584 Compact tap monitor with a reflection mask Mar. 4, 2014
8648321 Optical sensor for use in a domestic washing machine or dishwasher Feb. 11, 2014
8604455 Sensor arrangement Dec. 10, 2013
8600241 Optical power transmission system and method having co-propagating control signal Dec. 3, 2013
8592745 Method and system for optoelectronic receivers utilizing waveguide heterojunction phototransistors integrated in a CMOS SOI wafer Nov. 26, 2013
8592746 Systems and methods for driving an optical modulator Nov. 26, 2013
8580199 Oxygen sensor and measuring method Nov. 12, 2013
8546162 Method for forming light guide layer in semiconductor substrate Oct. 1, 2013
8520986 Use of fiber optic sensor techniques for monitoring and diagnostics of large AC generators Aug. 27, 2013
8514411 Determination of optimal diameters for nanowires Aug. 20, 2013
8500297 Light emitting diode module with three part color matching Aug. 6, 2013
8476576 Optical device having partially butt-coupled light sensor Jul. 2, 2013
8461822 Temperature compensated fiber optic current or magnetic field sensor with insensitivity to variations in sensor parameters Jun. 11, 2013
8433526 Method and system for steam quality monitoring Apr. 30, 2013
8426798 Electrical termination circuit for a traveling-wave optoelectronic device Apr. 23, 2013
8421001 Method and reference signaling arrangement for supplying a plurality of system components with a common reference signal Apr. 16, 2013
8410420 Semiconductor travelling-wave evanescent waveguide photodetector Apr. 2, 2013
8395102 Photoelectric conversion module with isolating groove at each gap between adjacent metallic coating layers Mar. 12, 2013
8395765 Wavelength monitor Mar. 12, 2013
8387469 Systems, methods, and apparatus for structural health monitoring Mar. 5, 2013
8390814 Interactive variable pathlength device Mar. 5, 2013
8382335 Light emitting diode module with three part color matching Feb. 26, 2013
8378289 Optical receiver module and manufacturing method with a shifted and angled light receiving element Feb. 19, 2013
8358882 Modalmetric fibre sensor Jan. 22, 2013
8350210 Embedded optical interconnect devices and methods of use thereof Jan. 8, 2013
8320728 Film thin waveguides, methods of fabrication thereof, and detection systems Nov. 27, 2012
8319173 Arc flash protection with self-test Nov. 27, 2012
8314377 Device and method for detecting plaque in the oral cavity Nov. 20, 2012
8299417 Variable optical attentuator (VOA) having an absorber for receiving residual light outputfrom the VOA Oct. 30, 2012
8294082 Probe with a virtual marker Oct. 23, 2012
8295659 Anti-resonant reflecting optical waveguide for imager light pipe Oct. 23, 2012
8290316 Self-referenced optical fiber sensor and related sensor network Oct. 16, 2012
8280144 System and method for analyzing material properties using hyperspectral imaging Oct. 2, 2012
8274039 Vertical waveguides with various functionality on integrated circuits Sep. 25, 2012
8269985 Determination of optimal diameters for nanowires Sep. 18, 2012
8270782 Optical fiber sensor Sep. 18, 2012
8263928 High speed photonic analog to digital quantizer Sep. 11, 2012
8257991 Process for manufacturing shell membrane force and deflection sensor Sep. 4, 2012
8258457 Scanning endoscope having an actuator and a force transmitter for bending a light transmitter Sep. 4, 2012
8260093 Component monitoring arrangement Sep. 4, 2012
8247757 Contact image sensor module with wedge-shaped glass plate for guiding light Aug. 21, 2012
8247756 Bi-directional data and signal channels in optical interconnects Aug. 21, 2012
8242432 System having light sensor with enhanced sensitivity including a multiplication layer for generating additional electrons Aug. 14, 2012
8229255 Optical waveguides in image sensors Jul. 24, 2012
8220971 Light emitting diode module with three part color matching Jul. 17, 2012
8200049 Optical sensor for detecting and localizing events Jun. 12, 2012

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