Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10660503 | Sticky cleaner | Tomio Kakita, Takenobu KOJIMA, Kazumasa Shibata | 2020-05-26 |
| 10478043 | Sticky cleaner | Teiji Sakashita, Yoshihiro Hashizume, Yumi KAWAI, Takenobu KOJIMA, Itsumi TERADA | 2019-11-19 |