Assignee
DAICEL CHEM
US1,081 patents
Top patents by PatentIndex Score
US5979460ANov 9, 1999
Method of producing tobacco filters
DAICEL CHEM120 citations99
US5559030ASep 24, 1996
Processes for production of optically active 4-halo-3-hydroxybutyric acid esters
DAICEL CHEM161 citations99
US5498688AMar 12, 1996
Two-step process for the preparation of a (co)polycarbonate by transesterification
DAICEL CHEM164 citations99
US5625095AApr 29, 1997
Process for producing high purity acetic acid
DAICEL CHEM110 citations98
US5489665AFeb 6, 1996
Process for producing polycarbonate
DAICEL CHEM155 citations98
US5977347ANov 2, 1999
Cellulose acetate propionate
DAICEL CHEM118 citations97
US5494992AFeb 27, 1996
(Co)polycarbonate and process for producing the same
DAICEL CHEM159 citations97
US5240283AAug 31, 1993
Air bag type occupant protector
DAICEL CHEM144 citations97
US5225277AJul 6, 1993
Acetate tow having high crimp modulus and manufacturing method thereof
DAICEL CHEM134 citations97
US7083962B2Aug 1, 2006
Carbonyl reductases, polynucleotides comprising DNA encoding the same, methods for producing the same, and methods for producing optically active alcohol utilizing the same
DAICEL CHEM90 citations96
US6917396B2Jul 12, 2005
Light diffusion film, plane light source device and liquid crystal display apparatus for enhancing a constant luminance and diffusing a light
DAICEL CHEM81 citations96
US6723392B1Apr 20, 2004
Light scattering sheet, light scattering composite sheet, and liquid crystal display
DAICEL CHEM91 citations96
US6722694B1Apr 20, 2004
Gas generator for multi-stage air bag and air bag device
DAICEL CHEM65 citations96
US6540256B2Apr 1, 2003
Airbag gas generator and an airbag apparatus
DAICEL CHEM47 citations96
US6491321B1Dec 10, 2002
Multistage gas generator for air bag and air bag apparatus
DAICEL CHEM56 citations96
US6412815B1Jul 2, 2002
Gas generator for air bag and air bag device
DAICEL CHEM46 citations96
US6409214B2Jun 25, 2002
Airbag inflator and an airbag apparatus
DAICEL CHEM37 citations96
US6234521B1May 22, 2001
Airbag inflator and an airbag apparatus
DAICEL CHEM61 citations96
US6235851B1May 22, 2001
Polymerizable adamantane derivatives and process for producing the same
DAICEL CHEM79 citations96
US6196581B1Mar 6, 2001
Airbag inflator and an airbag apparatus
DAICEL CHEM44 citations96
US6191250B1Feb 20, 2001
Processes for the preparation of a monodisperse polymers, processes for the continuous polymerization of cyclic monomers, and polymers prepared thereby
DAICEL CHEM58 citations96
US6022550AFeb 8, 2000
Crosslinkable polymer composition, molded article therefrom, process for the preparation thereof, crosslinked nonwoven cloth, and process for the preparation thereof
DAICEL CHEM72 citations96
US6012659AJan 11, 2000
Method for discriminating between used and unused gas generators for air bags during car scrapping process
DAICEL CHEM209 citations96
US5981420ANov 9, 1999
Oxidation catalytic system and oxidation process
DAICEL CHEM60 citations96
US5927287AJul 27, 1999
Tobacco filter material and a tobacco filter as produced using the same
DAICEL CHEM46 citations96
US5916422AJun 29, 1999
Method of purifying acetic acid
DAICEL CHEM74 citations96
US5863652AJan 26, 1999
Tobacco smoke filter materials, fibrous cellulose esters, and production processes
DAICEL CHEM85 citations96
US5723660AMar 3, 1998
Process for producing acetic acid
DAICEL CHEM67 citations96
US5627228AMay 6, 1997
Flame-retardant resin composition
DAICEL CHEM45 citations96
US5624134AApr 29, 1997
Gas generator formed with electron beam welding
DAICEL CHEM47 citations96
US5364669ANov 15, 1994
Composite films
DAICEL CHEM60 citations96
US5356812AOct 18, 1994
Processes for production of optically active 3-phenyl-1,3-propanediol by asymmetric assimilation
DAICEL CHEM49 citations96
US5010145AApr 23, 1991
Polylactic acid fiber
DAICEL CHEM74 citations96
US4786415ANov 22, 1988
Separation agent comprising aliphatic ester of polysaccharide
DAICEL CHEM32 citations96
US4707187ANov 17, 1987
Mortar admixture
DAICEL CHEM74 citations96
US4638057AJan 20, 1987
Cellulose acetate molding containing odoriferous substance
DAICEL CHEM52 citations96
US4522984AJun 11, 1985
Modified epoxy resin and composition
DAICEL CHEM73 citations96
US6517647B1Feb 11, 2003
Gas generating agent composition and gas generator
DAICEL CHEM64 citations95
US6517914B1Feb 11, 2003
Anisotropic light-scattering film
DAICEL CHEM52 citations95
US6344239B1Feb 5, 2002
Method for producing a tobacco filter material
DAICEL CHEM46 citations95
US5942320AAug 24, 1999
Barrier composite films and a method for producing the same
DAICEL CHEM105 citations95
US5856006AJan 5, 1999
Tobacco filter material and a method for producing the same
DAICEL CHEM50 citations95
US5786408AJul 28, 1998
Biodegradable polyester resin composition, and a biodegradable molded article
DAICEL CHEM57 citations95
US5770088AJun 23, 1998
Simulated moving bed chromatographic separation process
DAICEL CHEM75 citations95
US5770301AJun 23, 1998
Barrier composite films and a method for producing the same
DAICEL CHEM131 citations95
US5763236AJun 9, 1998
Method for producing ketone or aldehyde using an alcohol dehydrogenase of Candida Parapsilosis
DAICEL CHEM58 citations95
US5756836AMay 26, 1998
Process for producing highly purified acetic acid
DAICEL CHEM57 citations95
US5720803AFeb 24, 1998
Biodegradable cellulose ester composition and article
DAICEL CHEM52 citations95
US5478386ADec 26, 1995
Biodegradable cellulose ester composition and article
DAICEL CHEM75 citations95
US5413922AMay 9, 1995
Process for producing optically active 1,3-butanediol by reduction of 4-hydroxy-2-butanone
DAICEL CHEM103 citations95
Showing the top 50 of 1,081 patents by PatentIndex Score.