Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6613414 | Composite plastic sheet and process for making the same | Takayuki Hisanaka, Hisashi Takai | 2003-09-02 |
| 6544625 | Flexible sheet used for disposable sanitary article | Takayuki Hisanaka, Miou Suzuki, Hisashi Takai | 2003-04-08 |
| 6506473 | Composite plastic sheet and process for making the same | Takayuki Hisanaka, Hisashi Takai | 2003-01-14 |