FITEL USA CORP.

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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 21184
 
  
 
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 740
 
  
 
B29D PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE 255
 
  
 
H04B TRANSMISSION 2208
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
B41J TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS 1101
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS198
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 159
 
  
 
G03G ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY 180
 
  
 
G06C DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY 13

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7946133 Methods for modifying ovality of optical fiber preformsNov 12, 10May 24, 11[C03B]
7546750 Method for fabricating optical fiber using deuterium exposureJul 15, 03Jun 16, 09[C03B]
7440664 Microstructured optical waveguide for providing periodic and resonant structuresApr 08, 03Oct 21, 08[G02B]
7352939 Polarization insensitive microbend fiber gratings and devices using the sameDec 27, 06Apr 01, 08[G02B]
7340132 Polarization insensitive microbend fiber gratings and devices using the sameDec 27, 06Mar 04, 08[G02B]
7340139 Polarization insensitive microbend fiber gratings and devices using the sameDec 27, 06Mar 04, 08[G02B]
7143611 Rod-In-Tube optical fiber preform assembly and method having reduced movementSep 19, 03Dec 05, 06[C03B]
7116472 Rare-earth-doped optical fiber having core co-doped with fluorineFeb 18, 05Oct 03, 06[H01S]
7110646 Tunable microfluidic optical fiber devices and systemsMar 08, 02Sep 19, 06[G06C]
7110651 Optical fiber having enhanced separation of higher-order modesAug 19, 04Sep 19, 06[G02B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2007/0125,127 METHODS FOR MODIFYING OVALITY OF OPTICAL FIBER PREFORMSAbandonedFeb 08, 07Jun 07, 07[C03B]
7201712 Oscillatory resistance exercise device and methodExpiredJul 14, 03Apr 10, 07[A63B]
7141741 Circuit boardExpiredSep 22, 03Nov 28, 06[H05K]
7087841 Communication cable and method of installing sameExpiredMar 12, 02Aug 08, 06[H01B]
6904210 Fiber optic ribbon and method of buffering lossExpiredSep 17, 02Jun 07, 05[G02B]
2004/0226,319 Chemical powder deposition method for the manufacture of optical fiber preforms and optical fibersAbandonedMay 15, 03Nov 18, 04[C03B]
2004/0221,617 Methods for modifying ovality of optical fiber preformsAbandonedMay 05, 03Nov 11, 04[C03B]
6816657 Raman fiber optic amplifier with reduced dispersionExpiredMay 08, 02Nov 09, 04[G02B]
2004/0179,799 Fiber optic cable comprising a core surrounded by coating having a radially-varying elastic modulusAbandonedMar 10, 03Sep 16, 04[G02B]
2004/0170,367 Systems and methods involving optical fibers having separate color layersAbandonedOct 15, 03Sep 02, 04[B05D, G02B]
6779930 Systems and methods for improving reproducibility of splice loss reduction in a pre-splice heat treatmentExpiredFeb 14, 03Aug 24, 04[G02B]
2004/0159,124 Optical fiber manufactureAbandonedFeb 14, 03Aug 19, 04[C03B]
2004/0155,140 Rewinder method and apparatusAbandonedFeb 11, 03Aug 12, 04[B65H]
2004/0144,133 Methods for joining glass preforms in optical fiber manufacturingAbandonedJan 23, 03Jul 29, 04[C03B]
2004/0139,766 Systems and methods for recycling gas used in treating optical fiberAbandonedJan 17, 03Jul 22, 04[C03B]
2004/0112,089 Manufacture of optical fibers using enhanced dopingAbandonedDec 16, 02Jun 17, 04[C03B]
2004/0114,886 Systems and methods for reducing optical fiber splice lossAbandonedDec 12, 02Jun 17, 04[G02B]
2004/0107,734 Systems and methods for fabricating optical fiber preformsAbandonedDec 04, 02Jun 10, 04[C03B]
2004/0107,735 Rod-in-tube optical fiber preform and methodAbandonedDec 04, 02Jun 10, 04[C03B]
2004/0099,013 Optical fibers and methods of fabricationAbandonedNov 25, 02May 27, 04[C03B]

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