Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6337378 | Process for producing polyvinyl chloride paste blending resin | Teiji Kobayashi, Taizou Yamamoto, Masahiro Kubo | 2002-01-08 |
| 6150484 | Process for producing polyvinyl chloride paste blending resin | Teiji Kobayashi, Taizou Yamamoto, Masahiro Kubo | 2000-11-21 |