Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6486275 | Process for preparing polyolefins | Akira Sano, Kunihiro Suzuki, Hiroyuki Shimizu, Kazuo Matsuura | 2002-11-26 |
| 5804679 | Process for preparing polyolefins | Akira Sano, Kunihiro Suzuki, Mitsuo Okamoto, Katumi Usui, Hiroyuki Shimizu +1 more | 1998-09-08 |
| 5756660 | Process for producing polyethylene material of high strength and high plastic modulus | Yoshiyuki Shimo, Seizo Kobayashi | 1998-05-26 |
| 5644008 | Process for preparing polyolefins | Akira Sano, Hiroyuki Shimizu, Kunihiro Suzuki, Kazuo Matsuura | 1997-07-01 |
| 5506183 | Catalyst for preparing polyolefins | Akira Sano, Sinichi Yanahashi, Hiroyuki Shimizu, Kazuo Matsuura | 1996-04-09 |
| 5463001 | Process for preparing polyolefins | Akira Sano, Kunihiro Suzuki, Mitsuo Okamoto, Katumi Usui, Hiroyuki Shimizu +1 more | 1995-10-31 |
| 5369193 | Process for preparing polyolefins | Akira Sano, Kunihiro Suzuki, Mitsuo Okamoto, Kazuo Matsuura | 1994-11-29 |
| 5266666 | Process for preparing ethylene polymers or copolymers | Hirohumi Kamiishi, Kazuo Matsuura | 1993-11-30 |
| 4962167 | Process for preparing ultra-high molecular weight polyethylene | Wataru Uchida, Kazuo Matsuura | 1990-10-09 |
| 4450243 | Carrier for olefin polymerization catalyst | Kazuo Matsuura, Nobuyuki Kuroda, Yutaka Shikatani, Mituji Miyoshi | 1984-05-22 |
| 4396534 | Olefin polymerizing catalyst | Kazuo Matsuura, Etsuo Kawamata, Mitsuo Okamoto, Nobuyuki Kuroda, Mituji Miyoshi | 1983-08-02 |
| 4324876 | Process for the production of polyolefins | Kazuo Matsuura, Etsuo Kawamata, Nobuyuki Kuroda, Mitsuji Miyoshi | 1982-04-13 |
| 4315999 | Process for preparing polyolefins | Kazuo Matsuura, Etsuo Kawamata, Nobuyuki Kuroda, Mituji Miyoshi | 1982-02-16 |
| 4252929 | Process for preparing polyolefins | Nobuyuki Kuroda, Akio Itoh, Kazuo Matsuura, Mituji Miyoshi | 1981-02-24 |
| 4209601 | Process for the production of polyolefins | Nobuyuki Kuroda, Akio Itoh, Kazuo Matsuura | 1980-06-24 |
| 4209602 | Process for the production of polyolefins | Nobuyuki Kuroda, Akio Itoh, Kazuo Matsuura, Mituji Miyoshi | 1980-06-24 |
| 4202953 | Process for the production of polyolefins | Kazuo Matsuura, Nobuyuki Kuroda, Mitsuji Miyoshi | 1980-05-13 |