Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5763023 | Expansion-molded articles of an olefin synthetic resin and manufacturing method thereof | Kiyoshi Matsuki | 1998-06-09 |
| 5372764 | Method of making olefin synthetic resin expansion molded articles | Kiyoshi Matsuka | 1994-12-13 |