SPI LASERS UK LIMITED

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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 28177
 
  
 
H01S DEVICES USING STIMULATED EMISSION1577
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 687
 
  
 
H04B TRANSMISSION 5205
 
  
 
C03B MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL; SUPPLEMENTARY PROCESSES IN THE MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL 245
 
  
 
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 2131
 
  
 
H04J MULTIPLEX COMMUNICATION 2123
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
B41M PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING 148

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9897759 Apparatus for combining optical radiationJul 18, 16Feb 20, 18[G02B, H01S]
9620925 Fiber optical laser combinerJan 27, 14Apr 11, 17[G02B, H01S]
9533370 Method for laser marking an anodized metal surface with a desired colourDec 01, 14Jan 03, 17[B41M, B41J, B23K]
9233434 Method of and material processing apparatus for optimising the focus of a fibre laser; method of measuring changes in the focus of a fibre laserJul 19, 11Jan 12, 16[B23K]
9138826 Method for laser marking a metal surface with a desired colourDec 12, 12Sep 22, 15[B41M, B23K]
9130334 Apparatus and method for optical isolationMay 18, 12Sep 08, 15[B23K, G02B, H01S]
8743454 Multi-fibre arrangement for high power fibre lasers and amplifiersAug 21, 12Jun 03, 14[H04B, G02B]
8520306 Apparatus for combining laser radiationOct 23, 09Aug 27, 13[G02B, G02F]
8270070 Multi-fibre arrangement for high power fibre lasers and amplifiersFeb 08, 10Sep 18, 12[H04B, G02B]
8213753 System for delivering the output from an optical fibreDec 08, 09Jul 03, 12[G02B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0094,809 OPTICAL FIBRE COUPLERAbandonedMar 25, 11Apr 18, 13[G02B]
2011/0216,790 Apparatus for providing optical radiationAbandonedMay 17, 11Sep 08, 11[H01S]
2011/0206,074 Apparatus for providing optical radiationAbandonedApr 29, 11Aug 25, 11[H01S]
2010/0303,104 Apparatus and Method for Removing Unwanted Optical Radiation from an Optical FiberAbandonedJan 19, 09Dec 02, 10[G02B, H01S]
2010/0177,797 Apparatus and Method for Laser Processing a MaterialAbandonedJul 09, 08Jul 15, 10[H01S]
2007/0036,184 Laser apparatus for material processingAbandonedApr 29, 04Feb 15, 07[B23K, H01S]
2006/0280,217 Optical apparatus, comprising a brightness converter, for providing optical radiationAbandonedJun 11, 04Dec 14, 06[H01S]
7003180 Apparatus for providing timing jitter tolerant optical modulation of a first signal by a second signalExpiredMar 15, 02Feb 21, 06[G02F]
2003/0035,187 Optical receiver, optical receiving method and optical transmission systemAbandonedMar 08, 01Feb 20, 03[H04B]
2003/0026,529 Optical demultiplexerAbandonedAug 01, 02Feb 06, 03[G02B]
6445852 Optical fiber gratingExpiredAug 01, 00Sep 03, 02[G02B]
2001/0055,138 Optical transmission system and methodAbandonedMar 08, 01Dec 27, 01[H04B, H04J]
6278818 Optical coupler and/or multiplexerExpiredFeb 14, 00Aug 21, 01[G02B]
5930435 Optical filter deviceExpiredMay 01, 97Jul 27, 99[G02B]

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