Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6469127 | Polycarbonate resin having low tendency of releasing environmental endocrine disruptors | Tadasu Sato | 2002-10-22 |
| 6423182 | Surface-sizing agent and recording paper comprising same | Shigeru Yamanaka | 2002-07-23 |