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Inventor

Masahide Murata

Inventor
Saitama, JP

Overview

26→
Patents
1988–2017
Patent span
Chemistry
Primary field (CPC C)

Patents· 26 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 bonds64%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests23%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium10%
C08CTreatment or chemical modification of rubbers3%
PatentTitleYear
9,751,961'Catalyst component for olefin polymerization, catalyst for olefin polymerization, and process for producing olefin (co)polymer using the same'20177,026,406'Syndiotactic styrene polymers and process for the production thereof'20066,787,617'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'20025,856,549'Silane compound and process for the preparation thereof'19995,747,595'Catalyst for the polymerization of olefines and processes for the polymerization of olefines using the same'19985,554,704'Controlled particle size polyolefins from silica supported prepolymerized matallocene catalyst'19965,541,350'Amido silyldiyl bridged catalyst components, methods of making and using'19965,486,585'Amidosilyldiyl bridged catalysts and method of polymerization using said catalysts.'19965,240,894'Method for making and using a supported metallocene catalyst system'19935,223,465'Olefin polymerization catalyst'19935,177,043'.alpha.-olefin polymerization catalyst component'19935,132,261'Olefin polymerization catalyst component'19925,130,283'Olefin polymerization catalyst component'19925,114,896'Process for the production of a catalytic component for the polymerization of olefins'19925,061,667'Catalytic component for olefin polymerization'19915,059,658'Method of producing modified polypropylene'19914,960,743'Method for production of catalyst carrier for polymerization of olefin'19904,950,630'Method for production of catalyst component for olefin polymerization'19904,942,148'Catalyst component for olefin polymerization'19904,814,311'Method for production of catalyst component for olefin polymerization (P-1292)'19894,814,312'Method for production of catalyst component for olefin polymerization'19894,814,313'Method of production of catalyst carrier for polymerization of olefin'19894,754,006'Process for producing catalyst ingredient for use in olefin polymerization'19884,737,481'Process for producing catalyst ingredient for use in olefin polymerization'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–1990Patents assigned to TOA NENRYO KOGYO KK (8)· patent assignee history
1988–1992Based in Saitama, JP· patent location history
1991–1996Based in Ohi, JP· patent location history
1992–1999Patents assigned to TONEN CORP (6)· patent assignee history
1992–1993Based in Iruma, JP· patent location history
1993–1996Patents assigned to EXXON CHEMICAL PATENTS INC (4)· patent assignee history
1993–1996Based in Seabrook, TX, US· patent location history
1998–2006Based in Tokyo, 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

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOA NENRYO KOGYO KK81988–1990
TONEN CORP61992–1999
EXXON CHEMICAL PATENTS INC41993–1996
JAPAN CHEMICAL INNOVATION INST42002–2006
JP THE AGENCY OF IND SCIENCE A22003–2004
Locations
LocationPatentsSpan
Saitama, JP101988–1992
Tokyo, JP61998–2006
Iruma, JP41992–1993
Seabrook, Texas, US21993–1996
Ohi, JP21991–1996