COADNA PHOTONICS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 5200
 
  
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 4129
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
  
 
H04B TRANSMISSION 1209

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9435957 Cyclic demultiplexer with grating and mirror arrayNov 07, 13Sep 06, 16[G02B]
7909958 Apparatus and method for optical switching with liquid crystals and birefringent wedgesOct 15, 07Mar 22, 11[B29C]
7499608 Apparatus and method for optical switching with liquid crystals and birefringent wedgesDec 23, 05Mar 03, 09[G02B]
7492986 Apparatus and method for optical switching with liquid crystals and birefringent wedgesApr 18, 07Feb 17, 09[G02B]
7375889 Apparatus and method for controlling polarization in an optical communications mediumFeb 23, 06May 20, 08[G02B]
7035009 Apparatus and method for controlling polarization in an optical communications mediumNov 26, 03Apr 25, 06[G02F]
6765635 Apparatus and method for achromatic liquid crystal electro-optic modulationDec 28, 01Jul 20, 04[G02F]
6747774 Apparatus and method for controlling optical gain profilesDec 05, 01Jun 08, 04[G02B, G02F]
6614572 Apparatus and method for controlling optical gain profiles in a temperature independent mannerMay 17, 02Sep 02, 03[H04B, G02F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0098,700 Distributed Optical Switching Architecture for Data Center NetworkingAbandonedOct 03, 14Apr 09, 15[H04Q]
2013/0120,695 Tunable Flat-Top Liquid Crystal Optical FilterAbandonedOct 26, 12May 16, 13[G02F]
2011/0109,869 RECONFIGURABLE WAVELENGTH SELECTIVE CROSS-CONNECT SWITCH USING LIQUID CRYSTAL CELLSAbandonedNov 05, 10May 12, 11[G02F]

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