NIKKI-UNIVERSAL CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 6128
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 6103
 
  
 
A61L METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES 467
 
  
 
C12N MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF 2165
 
  
 
A62B DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING 136
 
  
 
F23G CREMATION FURNACES; CONSUMING WASTE BY COMBUSTION111
 
  
 
F27D DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE 124

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0339,387 AMMONIA DECOMPOSITION CATALYSTDec 25, 14Nov 24, 16[B01J, B01D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8883667 Purification catalyst for reflow furnace gas, method for preventing contamination of reflow furnace, and reflow furnaceOct 10, 07Nov 11, 14[F23G, B01J, F27D, B01D]
8575054 Catalyst for purifying organic nitrogen compound-containing exhaust gas and method for purifying the exhaust gasJul 15, 05Nov 05, 13[B01D]
8357627 Deodorizing catalyst, deodorizing method using the same, and method for regenerating the catalystJul 14, 09Jan 22, 13[B01J, A61L]
7727923 Catalyst for exhaust gas purification and method for exhaust gas purificationMar 28, 05Jun 01, 10[B01J]
7520912 Air purifying filter media and process for producing the sameOct 16, 02Apr 21, 09[C12N, A61L, B01D]
6730144 Air purifying filter using modified enzymesDec 13, 01May 04, 04[C12N, A61L, B01D]
6579352 Air cleaning filterJan 22, 99Jun 17, 03[C12N, A61L, B01D]
6524535 Adsorption, decomposition deodorization elementMay 18, 00Feb 25, 03[A62B]
5484756 Hydrodesulfurization catalyst and preparation thereofMay 17, 93Jan 16, 96[B01J]
5236878 Zeolite-containing adsorptive composition and adsorptive decomposition composition containing such zeolite-containing compositionDec 30, 91Aug 17, 93[B01J]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0321,185 EXHAUST GAS PURIFICATION CATALYST WITH HIGH RESISTANCE TO SILICON POISONINGAbandonedDec 25, 13Nov 12, 15[B01J]
2011/0268,242 Hydrogen and Oxygen Recombination Catalyst, Recombination Apparatus, and Nuclear PlantAbandonedApr 27, 11Nov 03, 11[B01J, G21C]
2010/0210,887 CATALYST FOR PRODUCING A LIGHT OLEFIN AND METHOD FOR PRODUCING A LIGHT OLEFINAbandonedOct 16, 08Aug 19, 10[C07C, B01J]
5447701 Gas purification methodExpiredFeb 04, 93Sep 05, 95[C01B]
5399538 Porous sepiolite, process for producing same and adsorptive decomposition catalyst compostion utilizing such porous sepioliteExpiredNov 19, 93Mar 21, 95[B01J]
5397752 Production of water resisting, hard, porous metasepioliteExpiredNov 19, 93Mar 14, 95[C04B]
5302558 Porous sepiolite, process for producing same and adsorptive decomposition catalyst composition utilizing such porous sepioliteExpiredJun 27, 91Apr 12, 94[C04B]
4871709 Ozone cracking catalystExpiredJul 01, 88Oct 03, 89[B01J]
4615999 Method for preparing hydrodesulfurization catalystExpiredAug 06, 85Oct 07, 86[B01J]
4613585 Process of preparing alumina for use in catalyst carrierExpiredJul 27, 84Sep 23, 86[B01J, C01F]
4399119 Manufacture of spherical alumina from gibbsiteExpiredApr 09, 81Aug 16, 83[C01F]
4309312 Manufacture of spherical alumina from gibbsiteExpiredOct 18, 79Jan 05, 82[B01J, C01F]
4301033 High apparent bulk density gamma alumina carrier and method of manufacture of sameExpiredOct 22, 79Nov 17, 81[B01J, C01F]

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