Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5571879 | Method of vapor phase polymerization of olefins | Makoto Jimbo, Mamoru Yoshikawa, Yoshihisa Yamaguchi, Masahiro Niwa, Eiko Kobayashi +1 more | 1996-11-05 |
| 5541269 | Method for drying vapor phase reaction system | Masahiro Niwa, Mamoru Yoshikawa, Yoshihisa Yamaguchi | 1996-07-30 |
| 5525687 | Method for producing polyolefin | Yoshihisa Yamaguchi, Masatoshi Morikawa, Kunimichi Kubo, Motokazu Watanabe, Yasuhiko Sano | 1996-06-11 |
| 5385991 | Method for producing polyolefin | Yoshihisa Yamaguchi, Masatoshi Morikawa, Kunimichi Kubo, Motokazu Watanabe, Yasuhiko Sano | 1995-01-31 |