Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5683501 | Compound fine particles and composition for forming film | Daijo Tomihisa, Satoshi Ishida, Tadahiro Yoneda, Masaya Yoshida, Ichiro Namura | 1997-11-04 |
| 5670257 | Organic-inorganic composite particles and production process therefor | Yasuhiro Sakai, Tadahiro Yoneda | 1997-09-23 |