Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7321006 | Admixture for cement | Tomiyasu Ueta, Tsutomu Yuasa, Tsuyoshi Hirata, Hiroshi Yamazaki | 2008-01-22 |
| 6384151 | Dicyclopentadiene-modified unsaturated polyester and process for producing the same as well as resin composition and molding material each containing unsaturated polyester | Kenji Matsukawa, Koji Takabatake, Katsura Hayashi, Hironori Funaki | 2002-05-07 |
| 5770653 | Resin composition and manufacturing method thereof | Kenji Matsukawa, Daisaku Yamamoto | 1998-06-23 |