Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9585805 | Processing equipment of excretory substances and the method | Tokuo Saitoh, Fumiyuki Akoshima, Nobuyoshi Kurosawa | 2017-03-07 |
| D692523 | Tank for use with portable apparatus for excrement disposal | Tokuo Saito, Fumiyuki Akoshima, Nobuyoshi Kurosawa | 2013-10-29 |
| D684743 | Apparatus for excrement disposal | Tokuo Saito, Fumiyuki Akoshima, Nobuyoshi Kurosawa | 2013-06-18 |
| 6110159 | Device for disposing excrement | Hiromitsu Tsujita, Hisashi Yamatoya | 2000-08-29 |