J-FIBER GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
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
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 5200
 
  
 
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 MATERIALS258
 
  
 
B05B SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES 163

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9720264 Polarization-maintaining optical fibre and preform and method for producing the sameMay 06, 15Aug 01, 17[C03B, G02B, G02F]
9255026 Methods for making active laser fibersMar 06, 13Feb 09, 16[C03B, H01S]
9249046 Methods for making a graded-index multimode preform and fiberJul 18, 13Feb 02, 16[C03B]
9164229 Bend insensitive gradient index multi-mode light conducting fiberJul 23, 14Oct 20, 15[G02B]
8879879 Optical fiber, in particular a laser fiber containing a doped glass fiber core and cladding around the fiberglass coreJun 09, 10Nov 04, 14[C03B, G02B, H01S]
8800324 Method for producing a glass fiber and deviceMay 17, 10Aug 12, 14[C03B]
8805145 Bend insensitive gradient index multi-mode light conducting fiberOct 18, 12Aug 12, 14[G02B]
6423656 Synthetic quartz glass preformSep 10, 99Jul 23, 02[C03C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0220,027 MULTI-NOZZLE TUBULAR PLASMA DEPOSITION BURNER FOR PRODUCING PREFORMS AS SEMI-FINISHED PRODUCTS FOR OPTICAL FIBERSAbandonedDec 17, 09Sep 15, 11[C23C]
2010/0167,906 PROCESS OF MAKING A DENSE SYNTHETIC SILICA GLASS, A MUFFLE FURNACE FOR PERFORMING THE PROCESS, AND SILICA GLASS OBTAINED FROM SAID PROCESSAbandonedDec 24, 09Jul 01, 10[C03C, C03B]
6920766 Apparatus for producing synthetic quartz glassExpiredMay 30, 02Jul 26, 05[C03B]
6595030 Device for generating an optically homogeneous, streak-free quartz glass body having a large diameterExpiredJul 03, 01Jul 22, 03[C03B]

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