DRAKA FIBRE TECHNOLOGY B.V.

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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 11194
 
  
 
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 641
 
  
 
C03C CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS159
 
  
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 1100
 
  
 
C23F NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACES 135
 
  
 
G01J MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY 177
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 1110

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8484996 Method of manufacturing an optical fibre preformAug 24, 11Jul 16, 13[C03B]
8151601 Method for manufacturing an optical fibreNov 22, 04Apr 10, 12[C03B]
8006518 Method for manufacturing a preform for optical fibresOct 07, 04Aug 30, 11[C03B]
7866188 PCVD apparatus with a choke defined within a microwave applicatorDec 30, 04Jan 11, 11[C03B]
7734135 Method and device for manufacturing optical preforms, as well as the optical fibres obtained therewithApr 07, 03Jun 08, 10[C23C, C03C, C03B, G02B]
7650853 Device for applying electromagnetic microwave radiation in a plasma cavityDec 03, 02Jan 26, 10[C23C, H01L, C23F]
7630611 Optical fiber and method of manufacturing an optical fiberJun 07, 07Dec 08, 09[G02B]
7421172 Multimode optical fibre having a refractive index profile, optical communication system using same and method for manufacturing such a fibreJul 27, 04Sep 02, 08[G02B]
7245806 Method for manufacturing an optical fibre having variations in the refractive indexJan 07, 04Jul 17, 07[G02B]
7203408 Optical fibreDec 02, 04Apr 10, 07[G02B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2004/0237,593 Method and device for depositing glass layers on the external surface of a rod-like glass preformAbandonedMar 11, 04Dec 02, 04[C03B]
2004/0163,417 Method of manufacturing an optical fibreAbandonedDec 03, 03Aug 26, 04[C03B]
2003/0164,007 Method for collapsing a hollow substrate tube into a rod-like preform while heatingAbandonedDec 26, 02Sep 04, 03[C03B]
2003/0147,607 Method of characterising one or more properties of optical fibresAbandonedNov 22, 02Aug 07, 03[G02B]
2003/0031,441 Optical fibre and method of manufacturing an optical fibreAbandonedJun 07, 02Feb 13, 03[C03B, G02B]

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