Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6395807 | Fine spherical silica and liquid sealing resin composition containing same | Yutaka Kinose, Takeshi Sakamoto | 2002-05-28 |
| 6365649 | Fused spherical silica, method for producing same and liquid sealing resin composition | Yutaka Kinose, Takeshi Sakamoto | 2002-04-02 |