Sanko Kaihatsu Kagaku Kenkyusho Corporation

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Patents Grantslast 30 patents

Information Patent Grant
Sulfonyl compound and thermalsensitive recording medium using the same
- Patent number 6,040,470
- Issue date Mar 21, 2000
- Sanko Kaihatsu Kagaku Kenkyusho
- Shigeru Oda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfonyl compound and thermalsensitive recording medium using the same
- Patent number 5,840,652
- Issue date Nov 24, 1998
- Sanko Kaihatsu Kagaku Kenkyusho
- Shigeru Oda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Color developer for pressure-sensitive recording sheets
- Patent number 5,393,332
- Issue date Feb 28, 1995
- Sanko Kaihatsu Kagaku Kenkyusho
- Toranosuke Saito
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pressure sensitive manifold sheet containing color developer compos...
- Patent number 5,328,884
- Issue date Jul 12, 1994
- Kanzaki Paper Manufacturing Co., Ltd.
- Masato Tanaka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Color developer composition, process for preparing aqueous dispersi...
- Patent number 5,250,108
- Issue date Oct 5, 1993
- Kanzaki Paper Manufacturing Co. Ltd.
- Masato Tanaka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method for preparing sulfones
- Patent number 5,248,828
- Issue date Sep 28, 1993
- Sanko Kaihatsu Kagaku Kenkyusho
- Toranosuke Saito
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparing sulfones
- Patent number 5,235,084
- Issue date Aug 10, 1993
- Sanko Kaihatsu Kagaku Kenkyusho
- Toranosuke Saito
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparing aqueous dispersion of developer and pressure-s...
- Patent number 5,164,001
- Issue date Nov 17, 1992
- Sanko Kaihatsu Kagaku Kenkyusho
- Toranosuke Saito
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Heat sensitive recording material
- Patent number 5,143,890
- Issue date Sep 1, 1992
- Kanzaki Paper Manufacturing Co., Ltd.
- Tetsuo Tsuchida
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Developer for pressure-sensitive recording sheets, aqueous dispersi...
- Patent number 5,118,443
- Issue date Jun 2, 1992
- Sanko Kaihatsu Kagaku Kenkyusho
- Toranosuke Saito
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Clathrate compounds of nuclear-substituted salicyclic acid salts
- Patent number 5,107,006
- Issue date Apr 21, 1992
- Sanko Kaihatsu Kagaku Kenkyusho
- Toranosuke Saito
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Nuclear substituted salicylic acids and their salts
- Patent number 5,049,685
- Issue date Sep 17, 1991
- Sanko Kaihatsu Kagaku Kenkyusho
- Toranosuke Saito
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing di(aryloxy)alkane
- Patent number 5,041,604
- Issue date Aug 20, 1991
- Sanko Kaihatsu Kagaku Kenkyusho
- Toranosuke Saito
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Heat sensitive recording material
- Patent number 5,019,548
- Issue date May 28, 1991
- Kanzaki Paper Manufacturing Co., Ltd.
- Toshitake Suzuki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Process for the preparation of p-benzoquinone
- Patent number 4,973,720
- Issue date Nov 27, 1990
- Sanko Kaihatsu Kagaku Kenkyusho
- Toranosuke Saito
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aqueous dispersion of a developer for pressure-sensitive recording...
- Patent number 4,950,330
- Issue date Aug 21, 1990
- Sanko Kaihatsu Kagaku Kenkyusho
- Toranosuke Saito
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Cyclic organic phosphorus compound and process for producing same
- Patent number 4,618,693
- Issue date Oct 21, 1986
- Sanko Kaihatsu Kagaku Kenkyusho
- Toranosuke Saito
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Heat-sensitive recording material
- Patent number 4,542,395
- Issue date Sep 17, 1985
- Sanko Kaihatsu Kagaku Kenkyusho
- Toranosuke Saito
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Phenolic compounds and a heat-sensitive recording material containi...
- Patent number 4,535,190
- Issue date Aug 13, 1985
- Sanko Kaihatsu Kagaku Kenkyusho
- Naoto Arai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Heat-sensitive recording material
- Patent number 4,531,140
- Issue date Jul 23, 1985
- Kansaki Paper Manufacturing Co. Ltd.
- Toshitake Suzuki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Heat-sensitive recording material
- Patent number 4,514,745
- Issue date Apr 30, 1985
- Kanzaki Paper Manufacturing Co. Ltd.
- Toshitake Suzuki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Flame retardants
- Patent number 4,317,769
- Issue date Mar 2, 1982
- Sanko Kaihatsu Kagaku Kenkyusho
- Toranosuke Saito
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Flame retardants
- Patent number 4,280,951
- Issue date Jul 28, 1981
- Sanko Kaihatsu Kagaku Kenkyusho
- Toranosuke Saito
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Flame-retardant polyphenylene ether resin composition
- Patent number 4,113,795
- Issue date Sep 12, 1978
- Asahi-Dow Limited
- Shinichi Izawa
- C07 - ORGANIC CHEMISTRY

Sanko Kaihatsu Kagaku Kenkyusho Corporation

Organization

Patents Grantslast 30 patents

Sulfonyl compound and thermalsensitive recording medium using the same

Sulfonyl compound and thermalsensitive recording medium using the same

Color developer for pressure-sensitive recording sheets

Pressure sensitive manifold sheet containing color developer compos...

Color developer composition, process for preparing aqueous dispersi...

Method for preparing sulfones

Method for preparing sulfones

Method for preparing aqueous dispersion of developer and pressure-s...

Heat sensitive recording material

Developer for pressure-sensitive recording sheets, aqueous dispersi...

Clathrate compounds of nuclear-substituted salicyclic acid salts

Nuclear substituted salicylic acids and their salts

Process for producing di(aryloxy)alkane

Heat sensitive recording material

Process for the preparation of p-benzoquinone

Aqueous dispersion of a developer for pressure-sensitive recording...

Cyclic organic phosphorus compound and process for producing same

Heat-sensitive recording material

Phenolic compounds and a heat-sensitive recording material containi...

Heat-sensitive recording material

Heat-sensitive recording material

Flame retardants

Flame retardants

Flame-retardant polyphenylene ether resin composition