Lightwaves 2020, 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 12193
 
  
 
G01J MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY 375
 
  
 
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 3130
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 1150
 
  
 
H01S DEVICES USING STIMULATED EMISSION191

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9244266 Tunable optical filter and method of manufacture thereofDec 03, 14Jan 26, 16[G01J, G02B, G02F, B32B]
8934164 Tunable optical filter and method of manufacture thereofAug 14, 13Jan 13, 15[G01J, G02B, G02F]
8559090 Tunable optical filter and method of manufacture thereofJul 31, 08Oct 15, 13[G02F]
8049894 Multiple wavelength optical analyzer deviceOct 05, 07Nov 01, 11[H01J, G01J]
8036506 Multi-fiber section tunable optical filterMar 27, 09Oct 11, 11[G02B, G01B]
7130121 Erbium-doped fiber amplifier and integrated module componentsMar 20, 06Oct 31, 06[G02B]
7058257 Miniature WDM add/drop multiplexer and method of manufacture thereofMar 30, 04Jun 06, 06[G02B]
7044660 Erbium-doped fiber amplifier and integrated circuit module componentsJul 21, 05May 16, 06[G02B]
7035501 Cholesteric liquid crystal cell devices and systemsMar 25, 04Apr 25, 06[G02B]
6922281 Erbium-doped fiber amplifier and integrated module componentsMay 03, 02Jul 26, 05[H01S]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6987611 Miniature circulator devices and methods for making the sameExpiredMay 28, 04Jan 17, 06[G02B]
2005/0111,073 Integrated variable optical attenuator and related componentsAbandonedNov 20, 03May 26, 05[H04B, G02F]
2003/0147,588 Step-chirped, sampled optical waveguide gratings for WDM channel operations and method of manufacture thereforAbandonedFeb 04, 02Aug 07, 03[G02B]

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