Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8133343 | Disposable wearing article | Takao Wada, Toyoshi Umebayashi, Shuhei Kurata | 2012-03-13 |
| 7754044 | Method for manufacturing disposable wearing article | Takao Wada, Toyoshi Umebayashi, Shuhei Kurata | 2010-07-13 |
| 7407557 | Method for producing disposable wearing article | Takao Wada, Shuhei Kurata | 2008-08-05 |