Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8434885 | Reflecting sheet | Shinya Hamasaki, Kenji Takasa, Yusuke Shigemori, Taku Suetomi | 2013-05-07 |
| 8358468 | Reflecting sheet | Shinya Hamasaki, Kenji Takasa, Tsumoru Kuwabara | 2013-01-22 |
| 6586484 | Phenol foam | Kenji Takasa, Thumoru Kuwabara | 2003-07-01 |