TU

Tsutomu Ushioda

CH Chisso: 17 patents #45 of 833Top 6%
CP Chisso Petrochemical: 5 patents #21 of 139Top 20%
JP Japan Polypropylene: 1 patents #56 of 95Top 60%
Overall (All Time): #258,753 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7906599 Transition metal compound, catalyst for olefin polymerization containing the same, and method for producing propylene/ethylene-α-olefin block copolymer by using the catalyst Hisashi Ohtaki, Naoshi Iwama, Masami Kashimoto, Tomohiro Kato 2011-03-15
7019157 Metallocene compounds, production process for olefin polymers using catalysts containing them and olefin polymers produced by the production process Toshihiro Uwai, Masato Nakano, Masami Kimura, Tsuyoshi Yahata 2006-03-28
6995279 Metallocene compounds, processes for the production of olefin polymers using catalysts containing the compounds, and olefin polymers produced by the processes Masato Nakano, Toshihiro Uwai 2006-02-07
6846943 Metallocene compound, olefin polymerization catalyst containing the compound, and method for producing an olefin polymer by use of the catalyst Masato Nakano, Hiroshi Yamazaki, Toshihiro Uwai, Masami Kimura, Yoshiyuki Ohgi +1 more 2005-01-25
6635733 Elastomeric polypropylene Tsuyoshi Yahata, Masato Nakano, Yoshiyuki Ohgi 2003-10-21
6515037 Polypropylene base resin composition for foam-molding, foamed article using the same composition, production process for the same foamed article and foam-molded product using the foamed-article Mototake Tsutsui, Hiroyuki Maehara, Kouichi Hatada 2003-02-04
6479646 Metallocene compounds having indenyl ligand and catalysts for olefin polymerization containing the same Masato Nakano, Seiki Mitani, Hiroshi Yamazaki 2002-11-12
6441111 Polydisperse propylene polymer and process for producing the same Jun Saito, Mototake Tsutsui, Yoshitoyo Yasuda, Hiroyuki Fujita, Minoru Adachi 2002-08-27
6410662 Process for the preparation of olefin (co) polymers, olefin copolymers, and application thereof Jun Saito, Mototake Tsutsui, Yoshitoyo Yasuda, Hiroyuki Fujita, Toshihiro Uwai +7 more 2002-06-25
6388040 Propylene/ethylene/&agr;-olefin terpolymers and processes for the production thereof Hiroyuki Fujita, Jun Saito, Yoshitoyo Yasuda, Yoshiyuki Ohgi, Yasuhiro Shiraishi +2 more 2002-05-14
6365689 Propylene/ethylene random copolymer, molding material, and molded article Jun Saito, Mototake Tsutsui, Yoshitoyo Yasuda, Hiroyuki Fujita, Yoshiyuki Oogi +5 more 2002-04-02
6344528 Catalyst for olefin (CO) polymerization and process for the production of olefin (CO) polymers Jun Saito, Mototake Tsutsui 2002-02-05
6337372 Propylene/propylene/olefin block copolymer and process for producing the same Jun Saito, Toshihiro Uwai, Hiroyuki Fujita, Yoshitoyo Yasuda, Tsuyoshi Yahata 2002-01-08
6326432 Polypropylene composition Hiroyuki Fujita, Jun Saito, Yoshitoyo Yasuda, Mototake Tsutsui, Yoshiyuki Ohgi +1 more 2001-12-04
6303698 Propylene copolymer and process for the production thereof Jun Saito, Mototake Tsutsui, Yoshitoyo Yasuda, Hiroyuki Fujita, Yoshiyuki Ohgi 2001-10-16
6303696 Propylene (co)polymer composition using metallocene catalyst Jun Saito, Mototake Tsutsui, Shingo Kikukawa, Akira Yamauchi 2001-10-16
6153710 Preactivated catalyst for olefin (CO)polymer, catalyst for olefin (CO)polymerization, olefin (CO)polymer composition, and process for producing the same Jun Saito, Shingo Kikukawa, Akiko Kageyama, Mototake Tsutsui 2000-11-28
5874505 Polypropylene composition Jun Saito, Naoshi Kawamoto, Akiko Kageyama, Kouichi Hatada, Yoshiyuki Oogi 1999-02-23