Inventor

Seiichi Ishii

Inventor

Sodegaura, JP

Overview

9→

Patents

2001–2012

Patent span

Chemistry

Primary field (CPC C)

Patents· 9 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 bonds33%

C07DHeterocyclic compounds20%

C08LCompositions of macromolecular compounds20%

C07CAcyclic or carbocyclic compounds13%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry7%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium7%

PatentTitleYear

8,338,557'Olefin polymer and process for preparing the same'2012 8,258,361'Transition metal complex compounds, olefin oligomerization catalysts including the compounds, and processes for producing olefin oligomers using the catalysts'2012 7,566,761'Olefin polymer and process for preparing the same'2009 7,109,284'Olefin polymerization catalyst, process for polymerizing olefins, ethylene polymer obtained by said process and use thereof'2006 6,838,540'Olefin polymer and production processes thereof'2005 6,331,639'Process for preparing 2-alkyl-3-aminothiophene derivative and 3-aminothiophene derivative'2001 6,331,634'Process for preparing 2-alkyl-3-aminothiophene derivative and 3-aminothiophene derivative'2001 6,262,309'Process for producing norbornane dimethylene amines'2001 6,239,282'Process for preparing 2-alkyl-3-aminothiophene derivative and 3-aminothiophene derivative'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2012Patents assigned to MITSUI CHEMICALS INC (9)· patent assignee history

2001Based in Chiba, JP· patent location history

2001–2012Based in Ichihara, JP· patent location history

2005–2012Based in Sodegaura, JP· patent location history

2012Patents assigned to ISHII SEIICHI (2)· patent assignee history

2012Patents assigned to MATSUKAWA NAOTO (2)· patent assignee history

2012Patents assigned to FUJITA TERUNORI (1)· patent assignee history

2012Patents assigned to HAMADA TETSUYA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUI CHEMICALS INC	9	2001–2012
ISHII SEIICHIself	2	2012
MATSUKAWA NAOTO	2	2012
FUJITA TERUNORI	1	2012
HAMADA TETSUYA	1	2012

Locations

Location	Patents	Span
Sodegaura, JP	4	2005–2012
Chiba, JP	3	2001
Ichihara, JP	2	2001–2012