Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6800681 | Basic magnesium sulfate fiber-reinforced polypropylene resin composition and injection molded article using the resin composition | Kenichi Ohkawa, Isao Takashima | 2004-10-05 |
| 6759465 | Thermoplastic resin composition and injection-molded object thereof | Kenichi Ohkawa, Susumu Kanzaki, Takayuki Nagai, Takao Nomura, Masatoshi Matsuda +1 more | 2004-07-06 |