Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637367 | Transparent impact-resistant molded articles | Tadashi Asanuma, Tateyo Sasaki, Shosuke Nakanishi | 1997-06-10 |
| 5632163 | Pierced earring hole maintenance device | — | 1997-05-27 |