KURARAY CHEMICAL CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
H01G CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE 165
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 1153

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9368292 Carbon material for polarizable electrodes and method for producing sameNov 12, 13Jun 14, 16[H01G]
6207255 Adsorbent article with dust collection functionApr 11, 97Mar 27, 01[B32B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0113,266 MERCURY ADSORBENT AND PROCESS FOR PRODUCTION THEREOFAbandonedMay 26, 08May 06, 10[C01B]
7709415 Method for manufacturing activated carbon, polarizable electrode, and electric double-layered capacitorExpiredApr 22, 03May 04, 10[C01B]
2008/0063,592 Spherical Active Carbon And Process For Producing The SameAbandonedMay 16, 05Mar 13, 08[C01B]
2007/0277,788 Transpiration Fuel Gas Adsorbent and Process for Producing the SameAbandonedAug 09, 05Dec 06, 07[F02M]
2007/0238,612 Alkali-activated carbon for electric double layer capacitor electrodeAbandonedJan 03, 07Oct 11, 07[C01B]
2007/0183,958 Process for producing activated carbon for electrode of electric double-layer capacitorAbandonedMar 29, 07Aug 09, 07[C01B]
7214646 Method for producing activated carbon for electrode of electric double-layer capacitorExpiredAug 09, 00May 08, 07[C01B]
2007/0078,056 Pelletized activated carbon, method for producing pelletized activated carbon, and canisterAbandonedSep 15, 06Apr 05, 07[C01B, B01D]
2006/0163,151 Composition adsorbent and method for producing thereof, and water purification material and water purifierAbandonedOct 28, 03Jul 27, 06[B01D]
2006/0154,815 Pelletized activated carbon and production method for the sameAbandonedJan 12, 05Jul 13, 06[C01B]
7052533 Filter element, method for manufacture thereof, and filter using said elementExpiredApr 01, 02May 30, 06[B01D]
2004/0180,190 Composite particulate article and method for preparation thereofAbandonedFeb 18, 04Sep 16, 04[B32B]
2004/0072,688 Alkaline activating charcoal for electrode of electric double layer capacitorAbandonedDec 09, 03Apr 15, 04[C01B]
6701902 Activated carbon canisterExpiredJul 02, 02Mar 09, 04[F02M]
6589904 Activated carbon and method for producing itExpiredNov 16, 00Jul 08, 03[H01M, B01J, B01D, H01G]
2002/0034,061 Activated carbon for electrode of electric double-layer capacitorAbandonedMay 22, 01Mar 21, 02[H01G]
5948398 Deodorant comprising metal oxide-carrying activated carbonExpiredSep 14, 94Sep 07, 99[A61L]
5891324 Acid-containing activated carbon for adsorbing mercury from liquid hydrocarbonsExpiredFeb 27, 97Apr 06, 99[C01B, B01J, C10G]
5736053 Method of eliminating mercury from liquid hydrocarbonsExpiredJul 11, 96Apr 07, 98[C02F]
5436067 Freshness keeping sheetExpiredNov 22, 94Jul 25, 95[D04H]

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