Inventor
ISHII YASUTAKA
JP54 patents
⚠️ This page may combine multiple inventors who share the name “ISHII YASUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DAICEL CHEM
45 patentsUS6235851B1May 22, 2001
Polymerizable adamantane derivatives and process for producing the same
DAICEL CHEM79 citations96
US5981420ANov 9, 1999
Oxidation catalytic system and oxidation process
DAICEL CHEM60 citations96
US6403521B1Jun 11, 2002
Catalyst comprising nitrogen-containing heterocyclic compound, and process for producing organic compound using the catalyst
DAICEL CHEM27 citations93
US5958821ASep 28, 1999
Oxidation catalytic system and oxidation process using the same
DAICEL CHEM43 citations93
US7115541B2Oct 3, 2006
Catalyst comprising n-substituted cyclic imides and processes for preparing organic compounds with the catalyst
DAICEL CHEM16 citations92
US6392104B1May 21, 2002
Adamantane derivatives and process for producing them
DAICEL CHEM40 citations92
US6429314B1Aug 6, 2002
Methods of acylating adamantane, tricyclo[5.2.1.02,6], and decalin compounds
DAICEL CHEM14 citations84
US7368615B2May 6, 2008
Catalyst comprising a cyclic imide compound and process for producing organic compounds using the catalyst
DAICEL CHEM10 citations82
US7084090B2Aug 1, 2006
Catalyst comprised of n-substituted cyclic imides and processes for preparing organic compounds with the catalyst
DAICEL CHEM14 citations77
US6375922B1Apr 23, 2002
Process for producing hydrogen peroxide
DAICEL CHEM10 citations74
US6232258B1May 15, 2001
Oxygenation catalyst and process for producing a ketone using the same
DAICEL CHEM10 citations74
US6229023B1May 8, 2001
Process for cooxidizing organic compounds, process for producing epoxy compounds and process for producing esters or lactones
DAICEL CHEM7 citations74
US6166264ADec 26, 2000
Oxidation catalyst system and method of oxidation with the same
DAICEL CHEM9 citations74
US6037477AMar 14, 2000
Oxidation process of ethers
DAICEL CHEM8 citations74
US6020522AFeb 1, 2000
Process for producing aromatic hydroxycarboxylic acid derivatives
DAICEL CHEM13 citations74
USRE39744EJul 24, 2007
Adamantane derivatives and process for producing them
DAICEL CHEM7 citations73
US6468487B1Oct 22, 2002
Nitration or carboxylation catalysts
DAICEL CHEM11 citations73
US6998491B2Feb 14, 2006
Catalyst comprising a cyclic imide compound
DAICEL CHEM6 citations71
US7074970B2Jul 11, 2006
Process for producing vinyl ether compounds
DAICEL CHEM5 citations63
US6506943B1Jan 14, 2003
Process for producing aldehydes
DAICEL CHEM2 citations63
US6486265B1Nov 26, 2002
Method for surface modification of molded article of plastic and method for modifying polymer
DAICEL CHEM4 citations63
US6201156B1Mar 13, 2001
Method for production of aldehydes
DAICEL CHEM4 citations63
US6143924ANov 7, 2000
Process for producing organic sulfur acids or salts thereof
DAICEL CHEM2 citations63
US6111128AAug 29, 2000
Processes for producing α-cyanohydrin esters and α-hydroxy acids
DAICEL CHEM4 citations63
US6100419AAug 8, 2000
Processes for producing α-aminonitrile derivatives and α-amino acids
DAICEL CHEM2 citations63
US6037507AMar 14, 2000
Oxidation process of branched aliphatic hydrocarbons and process for producing the oxide
DAICEL CHEM4 citations63
US7608727B2Oct 27, 2009
Process for the preparation of furan compounds
DAICEL CHEM7 citations62
US7183423B1Feb 27, 2007
Process for the preparation of organic compounds with imide catalysts
DAICEL CHEM7 citations62
US7091342B2Aug 15, 2006
Catalyst comprising cyclic acylurea compounds and processes for production organic compounds with the same
DAICEL CHEM2 citations62
US7015356B2Mar 21, 2006
Process for producing dicarboxylic acids
DAICEL CHEM2 citations62
US6548713B2Apr 15, 2003
Process for the preparation of organic compounds with manganese catalysts or the like
DAICEL CHEM2 citations62
US7414160B2Aug 19, 2008
Process for producing aromatic compounds
DAICEL CHEM0 citations52
US7271285B2Sep 18, 2007
Process for producing aromatic carboxylic acids
DAICEL CHEM0 citations52
US7271297B2Sep 18, 2007
Process for producing vinyl ether compounds
DAICEL CHEM1 citations52
US7034184B2Apr 25, 2006
Process for producing azine compounds and oxime compounds
DAICEL CHEM1 citations52
US7019179B2Mar 28, 2006
Process for producing aromatic compounds
DAICEL CHEM0 citations52
US6706915B2Mar 16, 2004
Process for producing organic sulfur acids or salts thereof
DAICEL CHEM0 citations52
US6489504B2Dec 3, 2002
Malic acid and oxalacetic acid derivatives
DAICEL CHEM0 citations52
US6323346B1Nov 27, 2001
Process for producing aziridine compounds
DAICEL CHEM1 citations52
US6218569B1Apr 17, 2001
Polymerizable alicyclic esters and process producing the same
DAICEL CHEM0 citations52
US7741514B2Jun 22, 2010
Catalyst comprising N-substituted cyclic imide compound and process for producing organic compound using the catalyst
DAICEL CHEM0 citations51
US7288649B2Oct 30, 2007
Catalyst comprising cyclic acylurea compound and process for producing organic compounds using the catalyst
DAICEL CHEM0 citations51
US7759515B2Jul 20, 2010
Catalyst comprising N-substituted cyclic imide compound and process for producing organic compounds using the catalyst
DAICEL CHEM1 citations49
US6271387B1Aug 7, 2001
Process for producing 1,3-oxazolidine derivatives
DAICEL CHEM0 citations42
US7745654B2Jun 29, 2010
Process for the preparation of vinyl- or allyl-containing compounds
DAICEL CHEM0 citations41
SAN PETROCHEMICALS CO LTD
1 patentDIACEL CHEM
1 patentDAICEL CHEMICAL INDUSTIES LTD
1 patentTAKANO MINORU
1 patentDAICEL CORP IND LTD
1 patentShowing the top 50 of 54 patents by PatentIndex Score.