Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5541271 | Process for preparing polyolefins | Akira Sano, Shiraishi Takeichi, Kunihiro Suzuki, Mitsuo Okamoto, Hiroyuki Shimizu +1 more | 1996-07-30 |
| 4929680 | Preparation method of masterbatch composition for thermoplastic resin modification | Saburo Matsubara, Yoshihiro Gohshi, Seizo Kobayashi | 1990-05-29 |