Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5912212 | Lubricating oil composition | Jinichi Igarashi, Yoko Matsuyama, Toshio Yoshida | 1999-06-15 |
| 5780399 | Oil-soluble polyester, additive for lubricating oil, and lubricating oil composition | Yoshihide Ishikawa, Shinsuke Hasegawa, Michio Miyamoto, Shizuo Kitahara, Jinichi Igarashi | 1998-07-14 |
| 5723417 | Oil-soluble polyester, additive for lubricating oil, and lubricating oil composition | Shizuo Kitahara, Junichi Igarashi, Yoshihide Ishikawa, Shinsuke Hasegawa, Michio Miyamoto | 1998-03-03 |
| 5120472 | Polymer compositions | Seiichi Akita, Nobuyuki Kuroda, Kazuo Matsuura | 1992-06-09 |
| 5116708 | Hole transporting material | Naoki Kataoka, Nobuyuki Kuroda, Kazuo Matsuura | 1992-05-26 |
| 5006633 | Novel compolymers and electroactive polymers derived therefrom | Naoki Kataoka, Yoshiyuki Shimo, Nobuyuki Kuroda, Kazuo Matsuura | 1991-04-09 |
| 4952667 | Novel copolymers and electroactive polymers derived from same | Hobuyuki Kuroda, Naoki Kataoka, Yoshiyuki Shimo, Kazuo Matsuura, Etsuo Kawamata +1 more | 1990-08-28 |
| 4537938 | Process for preparing polyolefins | Kazuo Matsuura, Hirofumi Kamiishi, Nobuyuki Kuroda, Mituji Miyoshi | 1985-08-27 |
| 4525552 | Process for producing polyolefins | Nobuyuki Kuroda, Toru Nakamura, Kazuo Matsuura, Mitsuji Miyoshi | 1985-06-25 |
| 4518752 | Process for polyolefins production | Nobuyuki Kuroda, Toru Nakamura, Kazuo Matsuura | 1985-05-21 |
| 4507448 | Process for the production of polyolefins | Nobuyuki Kuroda, Toru Nakamura, Kazuo Matsuura, Mitsuji Miyoshi | 1985-03-26 |
| 4451688 | Process for preparing polyolefins | Nobuyuki Kuroda, Toru Nakamura, Kazuo Matsuura, Mituji Miyoshi | 1984-05-29 |
| 4450243 | Carrier for olefin polymerization catalyst | Kazuo Matsuura, Nobuyuki Kuroda, Takeichi Shiraishi, Mituji Miyoshi | 1984-05-22 |