National Institute for Researches in Inorganic Materials

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C01G COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F 435
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 464
 
  
 
C30B SINGLE-CRYSTAL GROWTH 353
 
  
 
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
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF178
 
  
 
C01D COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM 114
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 154
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR194
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 1100
 
  
 
H01B CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING, OR DIELECTRIC PROPERTIES 173

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6747787 Optically functional device, single crystal substrate for the device and method for its useMar 05, 01Jun 08, 04[G02F]
6673330 Single crystal of lithium niobate or tantalate and its optical element, and process and apparatus for producing an oxide single crystalMar 09, 00Jan 06, 04[C01G, C01D]
6624923 Optically functional device, single crystal substrate for the device and method for its useMar 02, 01Sep 23, 03[G02F]
6464777 Single crystal of lithium niobate or tantalate and its optical element, and process and apparatus for producing an oxide single crystalJan 05, 01Oct 15, 02[C30B]
5904912 Iron-doped lithium niobate single crystal, method for heat treatment thereof and hologram-application element containing the single crystalJan 02, 97May 18, 99[.33/, C01G]
5863514 Thin fragmental titanium oxide and porous body as an aggregate thereof, and methods for their productionJan 30, 96Jan 26, 99[C01G]
5840268 Method for preparing an ultrafine powderOct 23, 96Nov 24, 98[C01G]
5837165 Rare earth hexaboride electron-emitting materialSep 03, 96Nov 17, 98[H01B]
5720883 Bismuth lead compoundJan 30, 96Feb 24, 98[C01B, C02F]
5690732 Method of automatically growing a single crystalJun 01, 92Nov 25, 97[C30B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7041262 Method for separating metal ionsExpiredDec 12, 02May 09, 06[B01D]
6838160 Titania ultrathin film and method for producing itExpiredJan 29, 01Jan 04, 05[B05D, B32B]
6737378 Silicon nitride sintered products and processes for their productionExpiredOct 01, 02May 18, 04[C04B]
6670079 Photorefractive materialExpiredJun 21, 00Dec 30, 03[G03H]
6592841 Adsorbent for nitrogen oxides and its treatment methodExpiredMar 05, 01Jul 15, 03[C01G, B01D]
6589899 Spinel type sialon, spinel type silicon oxynitride and methods for producing their powdersExpiredMar 12, 01Jul 08, 03[C04B]
6579819 Silicon nitride sintered products and processes for their productionExpiredMar 02, 01Jun 17, 03[C04B]
6544426 Method of quickly decomposing and removing an organic chlorine compound by a hollandite-type photocatalystExpiredMar 06, 01Apr 08, 03[C02F]
6535472 Hologram recording apparatus and method thereforExpiredAug 02, 00Mar 18, 03[G11B]
6473208 Two-color holographic recording apparatusExpiredJun 21, 00Oct 29, 02[G03H]
2002/0070,171 Method for separating metal ionsAbandonedMar 01, 01Jun 13, 02[C22B, B01D]
6383465 Cubic boron nitride and its gas phase synthesis methodExpiredMar 07, 00May 07, 02[C01B]
6373806 Two-color hologram recording/reproducing apparatusExpiredAug 02, 00Apr 16, 02[G11B]
6338877 Method for rapidly imparting hydrophobicity to a hydrophilicity-imparted oxide solid surfaceExpiredMar 07, 00Jan 15, 02[B05D]
6228501 Porous body of polysaccharide or polysaccharide-clay composite, and process for its productionExpiredFeb 07, 95May 08, 01[B32B]
6169046 Absorbable barrier membraneExpiredMar 19, 98Jan 02, 01[D04H]
6027670 Rare earth hexaboride electron-emitting materialExpiredJun 26, 98Feb 22, 00[H01J, H01B]
5961717 Synthesis of phosphorus-doped diamondExpiredJan 31, 97Oct 05, 99[C30B]
5591685 Superplastic silicon carbide sintered bodyExpiredOct 04, 95Jan 07, 97[C04B]
5493984 Terbium aluminate and method for its productionExpiredJan 28, 94Feb 27, 96[C30B]

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