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Patents Grants
last 30 patents
Information
Patent Grant
Process for preparing polyolefins
Patent number
6,486,275
Issue date
Nov 26, 2002
Nippon Mitsubishi Oil Corporation
Akira Sano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of olefinic polymers
Patent number
6,111,040
Issue date
Aug 29, 2000
Nippon Mitsubishi Oil Corporation
Hiroyuki Shimizu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Olefin polymerization catalyst and process for preparing polyolefins
Patent number
6,077,804
Issue date
Jun 20, 2000
Nippon Oil Company, Limited
Yoshio Tajima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing polyolefins
Patent number
6,034,188
Issue date
Mar 7, 2000
Nippon Oil Company, Limited
Akira Sano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of polyolefins
Patent number
5,916,982
Issue date
Jun 29, 1999
Nippon Oil Co., Ltd.
Osamu Nakazawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst components for polymerization of olefins
Patent number
5,824,618
Issue date
Oct 20, 1998
Nippon Oil Co., Ltd.
Yoshio Tajima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing polyolefins
Patent number
5,804,679
Issue date
Sep 8, 1998
Nippon Oil Company, Limited
Akira Sano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst components for polymerization of olefins
Patent number
5,795,839
Issue date
Aug 18, 1998
Nippon Oil Co., Ltd.
Naoki Kataoka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Olefin polymerization catalyst and polyolefin
Patent number
5,780,562
Issue date
Jul 14, 1998
Nippon Oil Co., Ltd.
Hiroyuki Shimizu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst composition and process for the production of olefinic pol...
Patent number
5,750,454
Issue date
May 12, 1998
Nippon Oil Co., Ltd.
Hiroyuki Shimizu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Oligomerization catalysts and process using the same for the produc...
Patent number
5,744,678
Issue date
Apr 28, 1998
Nippon Oil Co., Ltd.
Fuyuki Aida
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalyst component for the polymerization of olefins
Patent number
5,728,641
Issue date
Mar 17, 1998
Nippon Oil Company, Limited
Fuyuki Aida
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst components for polymerization of olefins
Patent number
5,707,914
Issue date
Jan 13, 1998
Nippon Oil Co., Ltd.
Naoki Kataoka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst components for polymerization of olefins
Patent number
5,677,401
Issue date
Oct 14, 1997
Nippon Oil Co., Ltd.
Naoki Kataoka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the polymerization of olefinic hydrocarbons
Patent number
5,670,588
Issue date
Sep 23, 1997
Nippon Oil Co., Ltd.
Yoshio Tajima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing polyolefins
Patent number
5,644,008
Issue date
Jul 1, 1997
Nippon Oil Company, Limited
Akira Sano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst components for polymerization of olefins
Patent number
5,643,845
Issue date
Jul 1, 1997
Nippon Oil Co., Ltd.
Yoshio Tajima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for polymerization of olefins
Patent number
5,625,014
Issue date
Apr 29, 1997
Nippon Oil Co., Ltd.
Naoki Kataoka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Solid catalyst components for olefin polemerization and use thereof
Patent number
5,604,170
Issue date
Feb 18, 1997
Nippon Oil Company, Limited
Akira Sano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for polymerization of olefinic hydrocarbon
Patent number
5,594,082
Issue date
Jan 14, 1997
Nippon Oil Co., Ltd.
Yoshio Tajima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst component for the polymerization of olefins
Patent number
5,556,821
Issue date
Sep 17, 1996
Nippon Oil Company, Limited
Fuyuki Aida
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing polyolefins
Patent number
5,541,271
Issue date
Jul 30, 1996
Nippon Oil Company, Limited
Akira Sano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst for preparing polyolefins
Patent number
5,506,183
Issue date
Apr 9, 1996
Nippon Oil Company, Limited
Akira Sano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing polyolefins
Patent number
5,463,001
Issue date
Oct 31, 1995
Nippon Oil Company, Limited
Akira Sano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst components for polymerization of olefins
Patent number
5,451,555
Issue date
Sep 19, 1995
Nippon Oil Co., Ltd.
Yoshio Tajima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing polyolefins
Patent number
5,432,236
Issue date
Jul 11, 1995
Nippon Oil Company, Limited
Akira Sano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst components for polymerization of olefins
Patent number
5,387,567
Issue date
Feb 7, 1995
Nippon Oil Co., Ltd.
Yoshio Tajima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing polyolefins
Patent number
5,369,193
Issue date
Nov 29, 1994
Nippon Oil Company, Limited
Akira Sano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst components for polymerization of olefins
Patent number
5,331,071
Issue date
Jul 19, 1994
Nippon Oil Co., Ltd.
Naoki Kataoka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing ethylene polymers or copolymers
Patent number
5,266,666
Issue date
Nov 30, 1993
Nippon Oil Company, Limited
Hirohumi Kamiishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Process for preparing polyolefins
Publication number
20020013434
Publication date
Jan 31, 2002
Akira Sano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...