Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6784215 | Production process of non-flying plastic mircoballoons | Osamu Saito, Yoshihiro Usui | 2004-08-31 |
| 5840395 | Optical information recording medium and method for producing same | Kazumi Sawada | 1998-11-24 |
| 5753156 | Process for producing non-scattering hollow plastic balloons | Osamu Saito, Yoshihiro Usui | 1998-05-19 |
| 5740079 | Method for determining colorimetric value | Kazuo Sano, Tomio Saito, Fumiyoshi Saito, Tomiko Yoshida | 1998-04-14 |
| 5449711 | Olefinic thermoplastic elastomer composition | Nobuo Saito, Mitsuo Noda, Jun Itou | 1995-09-12 |