Ohcera Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 761
 
  
 
C01G COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F 237
 
  
 
B01D SEPARATION 1133
 
  
 
B02B PREPARING GRAIN FOR MILLING; REFINING GRANULAR FRUIT TO COMMERCIAL PRODUCTS BY WORKING THE SURFACE 16

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8685363 Honeycomb carrier for exhaust gas clarification catalyst and method for production thereofJul 29, 04Apr 01, 14[C04B, C01G]
8557216 Magnesium aluminum titanate crystal structure and method for producing sameApr 28, 05Oct 15, 13[C04B, C01G]
RE42646 Method for producing aluminum titanate sintered compactApr 16, 03Aug 23, 11[C04B]
RE42582 Method for producing aluminum titanate sintered objectNov 06, 01Aug 02, 11[C04B]
RE42352 Method for producing aluminum magnesium titanate sintered productOct 09, 03May 10, 11[C04B]
7575792 Honeycomb filter for clarifying exhaust gas and method for manufacture thereofJul 09, 04Aug 18, 09[B02B, C04B, B01J]
7550025 Honeycomb filter for clarifying exhaust gas and method for manufacture thereofAug 20, 04Jun 23, 09[F01N, B01D]
7166552 Method for producing aluminum magnesium titanate sintered productOct 09, 03Jan 23, 07[C04B]
7148168 Method for producing aluminum titanate sintered compactApr 16, 03Dec 12, 06[C04B]
7011788 Method for producing aluminum titanate sintered objectNov 06, 01Mar 14, 06[C04B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0345,043 MAGNESIUM ALUMINUM TITANATE CRYSTAL STRUCTURE AND METHOD FOR PRODUCING SAMEAbandonedAug 28, 13Dec 26, 13[C04B]
6403019 Process for preparing sintered body of aluminum titanateExpiredNov 06, 00Jun 11, 02[C04B]
6197248 Process for preparing aluminum titanate powder and sintered bodyExpiredAug 06, 99Mar 06, 01[C04B]

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