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Kiyoshi Katsumoto
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Cerrito, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
COMPOSITIONS HAVING ETHYLENIC BACKBONE AND BENZYLIC, ALLYLIC, OR ET...
Patent number
6,906,146
Issue date
Jun 14, 2005
Phillips Petroleum Company
Ta Yen Ching
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Compositions having ethylenic backbone and benzylic, allylic, or et...
Patent number
6,323,288
Issue date
Nov 27, 2001
Chevron Phillips Chemical Company LP
Ta Yen Ching
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Photoinitiators and oxygen scavenging compositions
Patent number
6,139,770
Issue date
Oct 31, 2000
Chevron Chemical Company LLC
Kiyoshi Katsumoto
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Oxygen scavenging system including a by-product neutralizing material
Patent number
6,057,013
Issue date
May 2, 2000
Chevron Chemical Company
Ta Yen Ching
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Compositions having ethylenic backbone and benzylic, allylic, or et...
Patent number
5,859,145
Issue date
Jan 12, 1999
Chevron Chemical Company
Ta Yen Ching
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Multi-component oxygen scavenging composition
Patent number
5,776,361
Issue date
Jul 7, 1998
Chevron Chemical Company
Kiyoshi Katsumoto
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Compositions having ethylenic backbone and benzylic allylic or ethe...
Patent number
5,736,616
Issue date
Apr 7, 1998
Chevron Chemical Company
Ta Yen Ching
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Multi-component oxygen scavenger system useful in film packaging
Patent number
5,660,761
Issue date
Aug 26, 1997
Chevron Chemical Company
Kiyoshi Katsumoto
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Oxygen scavenging homogeneous modified polyolefin-oxidizable polyme...
Patent number
5,641,825
Issue date
Jun 24, 1997
Chevron Chemical Company
Robert Bacskai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Compositions having ethylenic backbone and benzylic, allylic, or et...
Patent number
5,627,239
Issue date
May 6, 1997
Chevron Chemical Company
Ta Y. Ching
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyalkylenepolyamines as corrosion inhibitors
Patent number
4,900,458
Issue date
Feb 13, 1990
Chevron Research Company
Albert H. Schroeder
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for preparing maleic anhydride
Patent number
4,187,235
Issue date
Feb 5, 1980
Chevron Research Company
Kiyoshi Katsumoto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polymerization and recovery of 2-pyrrolidone with acid treatment
Patent number
4,187,370
Issue date
Feb 5, 1980
Chevron Research Company
Byron E. Anshus
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Continuous polymerization of 2-pyrrolidone
Patent number
4,139,696
Issue date
Feb 13, 1979
Chevron Research Company
Byron E. Anshus
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of preparing vanadium (IV) phosphate composition with high i...
Patent number
4,132,670
Issue date
Jan 2, 1979
Chevron Research Company
Kiyoshi Katsumoto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Densification of polypyrrolidone
Patent number
4,130,521
Issue date
Dec 19, 1978
Chevron Research Company
Kiyoshi Katsumoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing polypyrrolidone wherein polypyrrolidone is wa...
Patent number
4,013,626
Issue date
Mar 22, 1977
Chevron Research Company
Kiyoshi Katsumoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Recovery of 2-pyrrolidone from aqueous solutions
Patent number
4,001,274
Issue date
Jan 4, 1977
Chevron Research Company
Kiyoshi Katsumoto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for removing aluminum phenoxide catalyst from phenol alkyla...
Patent number
3,970,708
Issue date
Jul 20, 1976
Chevron Research Company
Kiyoshi Katsumoto
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
COMPOSITIONS HAVING ETHYLENIC BACKBONE AND BENZYLIC, ALLYLIC, OR ET...
Publication number
20030109643
Publication date
Jun 12, 2003
TA Y. CHING
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...