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Inventor

Satoshi Ikeuchi

Inventor
Kawasaki, JP

Overview

6→
Patents
1987–2001
Patent span
Chemistry
Primary field (CPC C)

Patents· 6 as inventor

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

H04Bprimary
H04BTransmission38%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds25%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds13%
PatentTitleYear
6,316,557'Catalysts for the polymerization of olefins, process for the production of olefin polymers, and processes for the production of styrene polymers'20015,451,648'Process for producing styrenic polymer'19955,126,430'Process for preparing polyarylene sulfides with metal salt of hydroxycarboxylic acid'19925,038,140'Supervisory system in communication system'19914,733,320'Line protection switch equipment'19884,680,776'Protection switching system for carrier transmission line'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1991Patents assigned to FUJITSU LTD (3)· patent assignee history
1987–1991Based in Kawasaki, JP· patent location history
1992–2001Patents assigned to IDEMITSU PETROCHEMICAL CO (2)· patent assignee history
1992Based in Chiba, JP· patent location history
1995Patents assigned to IDEMITSU KOSAN CO (1)· patent assignee history
1995–2001Based in Ichihara, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJITSU LTD31987–1991
IDEMITSU PETROCHEMICAL CO21992–2001
IDEMITSU KOSAN CO11995
Locations
LocationPatentsSpan
Kawasaki, JP31987–1991
Ichihara, JP21995–2001
Chiba, JP11992