Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4341880 | Resin compositions of improved hue | Yozo Ohba, Masaaki Yamanaka | 1982-07-27 |
| 4340639 | Synthetic paper comprising an olefin-based resin and an adduct | Yozo Ohba, Masaaki Yamanaka | 1982-07-20 |