Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6323298 | Propylene-based polymer, method for its production, composition thereof, catalyst component for polymerization, and method for its production | Hisayoshi Yanagihara, Kazuyuki Watanabe, Satoshi Iwamoto, Hirotoshi Takahashi | 2001-11-27 |
| 6184328 | Propylene-based polymer, method for its production, composition thereof, catalyst component for polymerization, and method for its production | Hisayoshi Yanagihara, Kazuyuki Watanabe, Satoshi Iwamoto, Hirotoshi Takahashi | 2001-02-06 |
| 5916990 | Propylene-based polymer, method of its production, composition thereof, catalyst component for polymerization, and method for its production | Hisayoshi Yanagihara, Kazuyuki Watanabe, Satoshi Iwamoto, Hirotoshi Takahashi | 1999-06-29 |