Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6933343 | Styrene polymer resin and composition thereof | Takeshi Ikematsu, Ikuji Ohtani, Mitsutoshi Toyama | 2005-08-23 |
| 6890978 | Aromatic monovinyl resin composition | Takashi Iwamoto | 2005-05-10 |