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Class Information
Number: 385/31
Name: Optical waveguides > With optical coupler > Input/output coupler
Description: Subject matter including an element which permits efficient transfer of light into or out of the waveguide.

Sub-classes under this class:

Class Number Class Name Patents
385/32 Coupling light through a waveguide bend or loop 544
385/38 End fire 319
385/37 Grating 3,201
385/33 Lens 1,970
385/36 Prism 494

Patents under this class:

Patent Number Title Of Patent Date Issued
8712466 Radio frequency splitter Apr. 29, 2014
8705915 Light turning feature patterns for lightguides Apr. 22, 2014
8705914 Redirecting optics for concentration and illumination systems Apr. 22, 2014
RE44829 Integrated transceiver with lightpipe coupler Apr. 8, 2014
8693824 Apparatus and method for in-line fiber-cladding-light dissipation Apr. 8, 2014
8693817 Reconfigurable optical filters formed by integration of electrically tunable microresonators Apr. 8, 2014
8687971 System, laser-on-CMOS chip, and method for setting a wavelength to be used by the laser-on-CMOS chip Apr. 1, 2014
8682121 Optical wavelength filter with wavelength characteristic variation minimized Mar. 25, 2014
8682119 High performance optical polarization diversity circuit Mar. 25, 2014
8676023 Method of fabrication for an asymmetric Bragg coupler-based polymeric wavelength filter with single-grating waveguide Mar. 18, 2014
8676005 Light guide for light source device and method for manufacturing the same Mar. 18, 2014
8670640 Optical fiber, method of preparation thereof and device Mar. 11, 2014
8666209 Delivering light via optical waveguide and multi-view optical probe head Mar. 4, 2014
8666208 Moldable waveguide with embedded micro structures Mar. 4, 2014
8666204 Optical transmission module Mar. 4, 2014
8666202 System and method for measuring properties of a thin film coated glass Mar. 4, 2014
8664584 Compact tap monitor with a reflection mask Mar. 4, 2014
8660389 Optical connector and optical tomographic imaging apparatus Feb. 25, 2014
8655124 Dielectric waveguide intersection with reduced losses Feb. 18, 2014
8655123 In-line optical fiber devices, optical systems, and methods Feb. 18, 2014
8655118 Optical waveguide device and manufacturing method thereof Feb. 18, 2014
8655117 Optical fiber sensors having long active lengths, systems, and methods Feb. 18, 2014
8649638 Method for measuring the deformation of a specimen using a fiber optic extensometer Feb. 11, 2014
8644662 Optical connection structure and production method of optical waveguide to be used for the optical connection structure Feb. 4, 2014
8644661 Photonic integrated circuit with a waveguide crossing structure Feb. 4, 2014
8644660 Opto-electric hybrid board and manufacturing method therefor Feb. 4, 2014
8644654 Optical coupler module having optical waveguide structure Feb. 4, 2014
8641296 Optical path change member and holding member body Feb. 4, 2014
8639071 Device for forming laser radiation Jan. 28, 2014
8639068 Optical transmission module, electronic instrument, method for assembling optical transmission module, and optical transmission method Jan. 28, 2014
8639067 Fabrication method of optical wiring board and optical printed circuit board Jan. 28, 2014
8639066 Nano-structured trampoline fiber gas sensor Jan. 28, 2014
8634691 Low-cost fast variable optical attenuator for optical wavelength tracking Jan. 21, 2014
8634686 Light-tracking optical device and application to light concentration Jan. 21, 2014
8634683 Optical waveguide device and method of manufacturing the same Jan. 21, 2014
8632261 Integrated and sealed opto-electronic device assembly Jan. 21, 2014
8630514 Spectral broadening for DTS application Jan. 14, 2014
8625942 Efficient silicon-on-insulator grating coupler Jan. 7, 2014
8625153 Multi-dimensional data registration integrated circuit for driving array-arrangement devices Jan. 7, 2014
8620131 Variable optical attenuator (VOA) Dec. 31, 2013
8620120 Retro-reflective structures Dec. 31, 2013
8617300 Media for photocatalytic filter Dec. 31, 2013
8611711 Optoelectronic transmission device Dec. 17, 2013
8611710 Optical collector and device with optical collector Dec. 17, 2013
8611709 Coupled waveguide photo detector with non-uniform coupling coefficient Dec. 17, 2013
8611708 Optical apparatus having improved resistance to thermal damage Dec. 17, 2013
8606058 Multi-channel optical coupler Dec. 10, 2013
8594503 Method and system for multiplexer waveguide coupling Nov. 26, 2013
8594474 Mach-Zehnder wavelength division multiplexer having flat passband and low crosstalk Nov. 26, 2013
8588566 Electronic apparatus, cellular phone, flexible cable and method for manufacturing optical waveguide forming body Nov. 19, 2013

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