P

Inventor

SHIBATA TOHRU

JP51 patents
⚠️ This page may combine multiple inventors who share the name “SHIBATA TOHRU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DAICEL CHEM

42 patents
US5927287AJul 27, 1999

Tobacco filter material and a tobacco filter as produced using the same

DAICEL CHEM46 citations96
US5863652AJan 26, 1999

Tobacco smoke filter materials, fibrous cellulose esters, and production processes

DAICEL CHEM85 citations96
US4786415ANov 22, 1988

Separation agent comprising aliphatic ester of polysaccharide

DAICEL CHEM32 citations96
US6344239B1Feb 5, 2002

Method for producing a tobacco filter material

DAICEL CHEM46 citations95
US5856006AJan 5, 1999

Tobacco filter material and a method for producing the same

DAICEL CHEM50 citations95
US5690126ANov 25, 1997

Tobacco filter materials and tobacco filter as produced by using the same

DAICEL CHEM24 citations93
US5678577AOct 21, 1997

Tobacco filter material and a tobacco filter as produced using the same

DAICEL CHEM27 citations92
USRE34457ENov 30, 1993

Separating agent

DAICEL CHEM29 citations92
US5032281AJul 16, 1991

Separating membrane and separation method

DAICEL CHEM35 citations92
US4818394AApr 4, 1989

Separating agent

DAICEL CHEM48 citations92
US4708951ANov 24, 1987

Anticoagulative high-molecular compositions

DAICEL CHEM25 citations91
US7671193B2Mar 2, 2010

Method for adjusting the degree of substitution with acetyl group of cellulose acetate

DAICEL CHEM13 citations83
US7302954B1Dec 4, 2007

Cigarette filter comprising grape proanthocyanidin

DAICEL CHEM13 citations83
US5692527ADec 2, 1997

Tobacco smoke filter materials, fibrous cellulose esters, and production processes

DAICEL CHEM14 citations82
US5041226AAug 20, 1991

Separating with an agent comprising aliphatic ester of polysaccharide

DAICEL CHEM9 citations82
US4966694AOct 30, 1990

Separation agent comprising acyl- or carbamoyl-substituted polysaccharide

DAICEL CHEM12 citations82
US4892659AJan 9, 1990

Separation agent comprising aliphatic ester of polysaccharide

DAICEL CHEM9 citations82
US4879038ANov 7, 1989

Separation agent comprising acyl- or carbamoyl-substituted polysaccharide

DAICEL CHEM14 citations82
US5489387AFeb 6, 1996

Separation agent comprising acyl- or carbamoyl-substituted polysaccharide

DAICEL CHEM11 citations74
US5415769AMay 16, 1995

Separation agent comprising aliphatic or aromatic ester of polysaccharide

DAICEL CHEM3 citations74
US5089138AFeb 18, 1992

Separating with an agent comprising an aliphatic ester of a polysaccharide

DAICEL CHEM5 citations74
US5032277AJul 16, 1991

Optical resolution with β-1,4-mannan tribenzoate

DAICEL CHEM6 citations74
US5017290AMay 21, 1991

Separation agent comprising acyl- or carbamoyl-substituted polysaccharide

DAICEL CHEM4 citations74
US4830752AMay 16, 1989

Separation agent comprising 1,3-glucan

DAICEL CHEM6 citations74
US4714555ADec 22, 1987

Agent for separation

DAICEL CHEM14 citations74
US4786416ANov 22, 1988

Resolving agent

DAICEL CHEM8 citations73
US4683341AJul 28, 1987

Optical resolution of oxycyclopentenone

DAICEL CHEM8 citations73
USRE38435EFeb 24, 2004

Separating agent

DAICEL CHEM6 citations63
US5472599ADec 5, 1995

Separation agent comprising aliphatic or aromatic ester of polysaccharide

DAICEL CHEM2 citations63
US5415780AMay 16, 1995

Separation agent comprising acyl- or carbamoyl-substituted polysaccharide

DAICEL CHEM3 citations63
US5334311AAug 2, 1994

Separation agent comprising aliphatic or aromatic ester of polysaccharide

DAICEL CHEM2 citations63
US5192444AMar 9, 1993

Separating with an agent comprising an aliphatic ester of a polysaccharide

DAICEL CHEM4 citations63
US5137638AAug 11, 1992

Separation agent comprising acyl- or carbamoyl-substituted polysaccharide

DAICEL CHEM2 citations63
US5135653AAug 4, 1992

Optical resolution with β-1,4-xylan dibenzoate

DAICEL CHEM2 citations63
US5075009ADec 24, 1991

Separation agent comprising acyl- or carbamoyl-substituted polysaccharide

DAICEL CHEM1 citations63
US5059328AOct 22, 1991

Separation agent comprising 1,3-glucan

DAICEL CHEM3 citations63
US5002669AMar 26, 1991

Separation agent comprising 1,3-glucan

DAICEL CHEM1 citations63
US4931184AJun 5, 1990

Optical resolution with tribenzoyl-b-1,4-chitosan

DAICEL CHEM4 citations63
US4897198AJan 30, 1990

Separation agent comprising 1,3-glucan

DAICEL CHEM1 citations63
US4846968AJul 11, 1989

Resolving agent

DAICEL CHEM2 citations62
US5368737ANov 29, 1994

Separation agent comprising acyl-or carbamoyl-substituted polysaccharide

DAICEL CHEM0 citations52
US5268098ADec 7, 1993

Separation agent comprising aliphatic or aromatic ester of polysaccharide

DAICEL CHEM0 citations52

DAICEL CORP

3 patents

FUJI PHOTO FILM CO LTD

2 patents

HIDEAKI TAKAHASHI

1 patent

YASUDA HAJIME

1 patent

SHIBATA TOHRU

1 patent

Showing the top 50 of 51 patents by PatentIndex Score.