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Inventor

Kazuo Soga

Inventor
Ishikawa, JP

Overview

15→
Patents
1978–2006
Patent span
Chemistry
Primary field (CPC C)

Patents· 15 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds60%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests15%
B62DMotor vehicles5%
C07DHeterocyclic compounds5%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium5%
C08CTreatment or chemical modification of rubbers5%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds5%
PatentTitleYear
7,026,406'Syndiotactic styrene polymers and process for the production thereof'20066,902,027'Piping structure of crawler driving hydraulic motor'20056,787,617'Process for producing olefin living polymer'20046,653,430'Butadiene polymers and process for producing conjugated diene polymers'20036,455,649'Catalyst for producing living olefin polymer and process for producing the polymer'20026,420,500'Catalyst for -olefin polymerization'20025,733,990'Catalyst for producing polyolefin and process for producing polyolefin'19985,677,255'Polysiloxane supported metallocene catalyst for olefin polymerization'19975,548,045'Process for producing polybutadiene'19965,527,751'Polymerization catalyst and method for producing polyolefin or olefin block copolymer using the same'19964,999,409'Diolefin polymer of copolymer and a process for the production of the same'19914,717,755'Process for producing propylene polymer'19884,695,557'Catalyst for polymerization of olefins'19874,209,628'Process for preparing 2-oxazolidone and its derivatives'19804,071,667'Process of preparing polyesters having carbonyl group and ether linkage in the principal chain thereof'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1980Patents assigned to TOKYO INST TECH (2)· patent assignee history
1978–1996Based in Yokohama, JP· patent location history
1987–1991Patents assigned to TOA NENRYO KOGYO KK (3)· patent assignee history
1987–1988Based in Kanagawa, JP· patent location history
1991–1996Based in Tokyo, JP· patent location history
1997–1998Patents assigned to DAICEL CHEM (2)· patent assignee history
1997–2002Based in Ishikawa, JP· patent location history
2002–2006Patents assigned to JAPAN CHEMICAL INNOVATION INST (4)· patent assignee history
2003–2004Patents assigned to JP THE AGENCY OF IND SCIENCE A (2)· patent assignee history
2003–2004Based in Ichihara, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JAPAN CHEMICAL INNOVATION INST42002–2006
TOA NENRYO KOGYO KK31987–1991
DAICEL CHEM21997–1998
JP THE AGENCY OF IND SCIENCE A22003–2004
TOKYO INST TECH21978–1980
Locations
LocationPatentsSpan
Ishikawa, JP31997–2002
Yokohama, JP31978–1996
Ichihara, JP22003–2004
Tokyo, JP21991–1996
Kanagawa, JP21987–1988