Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6645901 | Prepolymerization catalyst for use in gas phase polymerization of olefins and process for producing the same | Tomoaki Goto, Shinichi Kumamoto | 2003-11-11 |
| 6613850 | Method for feeding boron compounds, fine particles of boron compounds, catalyst components for the polymerization of olefins comprising them, and processes for the production of the particles | Hideki Sato, Hiroaki Katayama | 2003-09-02 |
| 6573332 | Propylene-based copolymer, process for producing the same and film comprising the same | Takanori Kume, Shigeki Kishiro | 2003-06-03 |