Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11643485 | Ethylene-based polymer, polyethylene-based resin composition and use thereof, catalyst component for olefin polymerization, olefin polymerization catalyst containing the component, and method for producing ethylene-based polymer by using the catalyst | Yoshiyuki Ishihama, Ryousuke Asakawa, Tsutomu Sakuragi, Kazuya Sakata, Masaru Aoki +2 more | 2023-05-09 |
| 10633471 | Ethylene-based polymer, polyethylene-based resin composition and use thereof, catalyst component for olefin polymerization, olefin polymerization catalyst containing the component, and method for producing ethylene-based polymer by using the catalyst | Yoshiyuki Ishihama, Ryousuke Asakawa, Tsutomu Sakuragi, Kazuya Sakata, Masaru Aoki +2 more | 2020-04-28 |
| 10377886 | Polyethylene for pipe and joint, and molded body thereof | Tomomi HIRAMOTO | 2019-08-13 |
| 9975972 | Ethylene-based polymer, polyethylene-based resin composition and use thereof, catalyst component for olefin polymerization, olefin polymerization catalyst containing the component, and method for producing ethylene-based polymer by using the catalyst | Yoshiyuki Ishihama, Ryousuke Asakawa, Tsutomu Sakuragi, Kazuya Sakata, Masaru Aoki +2 more | 2018-05-22 |
| 9309340 | Ethylene-based polymer, polyethylene-based resin composition and use thereof, catalyst component for olefin polymerization, olefin polymerization catalyst containing the component, and method for producing ethylene-based polymer by using the catalyst | Yoshiyuki Ishihama, Ryousuke Asakawa, Tsutomu Sakuragi, Kazuya Sakata, Masaru Aoki +2 more | 2016-04-12 |