YO

Yoshikuni Okumura

SK Showa Denko K.K.: 16 patents #43 of 1,736Top 3%
TT The University Of Tokyo: 11 patents #51 of 2,633Top 2%
JP Japan Polyethylene: 6 patents #6 of 74Top 9%
BG Basell Polyolefine Gmbh: 3 patents #139 of 517Top 30%
JC Japan Polyolefins Co.: 1 patents #37 of 85Top 45%
BS Basell Poliolefine Italia S.R.L.: 1 patents #202 of 332Top 65%
RE Resonac: 1 patents #191 of 474Top 45%
📍 Ooita, JP: #13 of 516 inventorsTop 3%
Overall (All Time): #180,671 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
11981765 Catalyst for olefin polymerization and method for producing polar group—containing olefin polymer Kyoko Nozaki, Junichi Kuroda, Shinya Hayashi, Masahiro Uematsu, Yusuke MITSUSHIGE 2024-05-14
11697698 Method for producing copolymer of allyl monomer having polar group Kyoko Nozaki, Shingo Ito, Junichi Kuroda, Shinya Hayashi, Minoru Kobayashi +1 more 2023-07-11
11655360 Gas-barrier resin composition and use thereof Junichi Kuroda, Shinya Hayashi, Masahiro Uematsu, Takaaki Hattori, Yuichiro Yasukawa 2023-05-23
11352453 Catalyst for olefin polymerization and production method for polar group-containing olefin-based polymers Kyoko Nozaki, Shingo Ito, Junichi Kuroda, Shinya Hayashi, Yumiko Minami +2 more 2022-06-07
11248074 Method for producing copolymer of polar group-containing allyl monomer Shingo Ito, Kyoko Nozaki, Junichi Kuroda, Shinya Hayashi, Minoru Kobayashi +1 more 2022-02-15
10414837 Method for producing polar group-containing olefin polymer Kyoko Nozaki, Shingo Ito, Yusuke Ota, Junichi Kuroda, Masafumi KOYANO +2 more 2019-09-17
9957285 Metal complex, adsorbent, separating material, and 1, 3-butadiene separation method Keisuke Kishida, Yoshihiro Watanabe 2018-05-01
9856190 1, 3-butadiene separating material, and separation method using said separating material Keisuke Kishida, Yoshihiro Watanabe 2018-01-02
9499644 Production method of polar group-containing olefin polymers Shingo Ito, Kyoko Nozaki, Yusuke Ota, Junichi Kuroda 2016-11-22
9475032 Molded article for hydrocarbon adsorption Yoshihiro Watanabe, Keisuke Kishida 2016-10-25
9303101 Catalyst for synthesizing polyolefins Kyoko Nozaki, Brad P. Carrow, Junichi Kuroda 2016-04-05
9284390 Copolymer of allyl monomer containing polar group Kyoko Nozaki, Shingo Ito, Junichi Kuroda 2016-03-15
9051399 Method for producing polar group-containing olefin copolymers Daisuke YAGYU 2015-06-09
8916663 Production method of copolymer of allyl monomer containing polar group Kyoko Nozaki, Shingo Ito, Junichi Kuroda 2014-12-23
8889805 Carboxylate metal complex and catalyst for olefin polymerization Shingo Ito, Kyoko Nozaki, Junichi Kuroda 2014-11-18
8791307 Process for producing α, β-unsaturated ether Hiroto Kouka, Takanori Aoki 2014-07-29
7842764 Metallocene compounds Ilya Nifant'ev, Pavel V. Ivchenko, Eleonora Ciaccia, Luigi Resconi 2010-11-30
7728181 Method for producing α, β-unsaturated ether Hiroto Kouka 2010-06-01
7452949 Organometallic transition metal compound, biscyclopentadienyl ligand system, catalyst system and preparation of polyolefins Ilya Nifant'ev, Michael J. Elder, Pavel V. Ivchenko, Vladimir Bagrov 2008-11-18
7405261 Organometallic transition metal compound, biscyclopentadienyl ligand system, catalyst system and process for preparing polyolefins Jorg Schulte, Jorg Schottek 2008-07-29
7109278 Organometallic transition metal compound, biscyclopentadienyl ligand system, catalyst system and preparation of polyolefins Markus Oberhoff, Jorg Schottek, Jorg Schulte 2006-09-19
6121182 Polyolefin production catalyst and method of preparing polyolefins Tsutomu Sakuragi, Michio Ono, Shintaro Inazawa 2000-09-19
5770664 Catalyst component for producing polyolefin, catalyst for producing polyolefin comprising the catalyst component, and process for producing polyolefin in the presence of the catalyst Nobuyuki Kibino, Tetsuya Maki, Akihiro Hori, Kiyotaka Ishida, Shigenobu Miyake +1 more 1998-06-23