Mitsubishi Petrochemical Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 13112
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 1092
 
  
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 10106
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM6151
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 5133
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 474
 
  
 
G03G ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY 477
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 3151
 
  
 
B01D SEPARATION 2132
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 2123

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6143911 Catalyst useful for the polymerization of olefinsJul 11, 96Nov 07, 00[C07F]
5629371 Resin moldingOct 19, 93May 13, 97[C08L]
5443874 Hollow multi-layer moldingApr 29, 94Aug 22, 95[B29D, B32B]
5443935 Electrophotographic photoreceptorApr 30, 93Aug 22, 95[G03G]
5422185 Olefin resin-based articles having gas barrier propertiesApr 05, 93Jun 06, 95[B32B]
5401598 Electrode for secondary batteryFeb 19, 93Mar 28, 95[H01H]
5397637 Thermoplastic resin film with excellent offset printability and offset prints thereofJun 16, 93Mar 14, 95[B32B]
5391618 Propylene resin compositionsOct 14, 93Feb 21, 95[C08L]
5385877 Production of alpha-olefin polymersFeb 07, 92Jan 31, 95[C08F]
5385972 Filler-containing resin composition and stretched films using sameDec 14, 93Jan 31, 95[C08L, C08K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5468721 Phenoxymethylpyrimidine derivative and use thereof as herbicideExpiredOct 29, 93Nov 21, 95[A01N, C07D]
5418287 Resin composition comprising a polyphenylene ether composition, polyolefin and a styrene graft modified copolymerExpiredJan 10, 94May 23, 95[C08F, C08L]
5416012 Process for producing NADH oxidaseExpiredMay 12, 94May 16, 95[C12N]
5409965 Abrasion resistant coating composition comprising a caboxylate-containing polyfunctional acrylate and silica solExpiredJul 26, 94Apr 25, 95[C08F, C08K]
5408016 Process for producing ethylene polymersExpiredApr 21, 93Apr 18, 95[C08F]
5403887 Resin composition of a modified polyolefin and a polyamide or polyesterExpiredMar 09, 92Apr 04, 95[C08L]
5391691 Process for producing aromatic polycarbonateExpiredOct 22, 93Feb 21, 95[C08G]
5385993 Production of olefin polymersExpiredOct 14, 93Jan 31, 95[C08F]
5377523 Acceleration sensor suitable for self-checking and a self-checking circuit thereforeExpiredJul 16, 92Jan 03, 95[G01P]
5375468 Acceleration sensor unit having self-checking functionExpiredJul 16, 92Dec 27, 94[G01P]
5362485 Hair cosmetic compositions comprising sulfide linked polysiloxanesExpiredJul 26, 93Nov 08, 94[A61K]
5360866 Thermoplastic polyphenylene ether resin compositionExpiredApr 20, 93Nov 01, 94[C08F, C08L]
5352721 Thermoplastic resin compositionExpiredAug 13, 93Oct 04, 94[C08K]
5347056 Process for producing unsaturated alcoholsExpiredAug 04, 93Sep 13, 94[C07C]
5344969 Process for purification of naphthalenedicarboxylic acidExpiredNov 30, 92Sep 06, 94[C07C]
5338472 Electrolytic solution for electrolytic capacitorExpiredNov 17, 92Aug 16, 94[H01M, H01G]
5336608 Process for producing NADH oxidaseExpiredNov 12, 92Aug 09, 94[C12N]
5334664 Method for producing graft-modified copolymersExpiredApr 30, 93Aug 02, 94[C08F]
5332788 Process for producing graft-modified alpha-olefin copolymerExpiredApr 03, 92Jul 26, 94[C08F]
5332801 Process for preparing modified-polyphenylene etherExpiredFeb 10, 93Jul 26, 94[C08G]

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