Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11514566 | Cigarette filter inspection method, cigarette filter inspection apparatus, and cigarette filter inspection program | Takuya Otokawa | 2022-11-29 |
| 10667550 | Filter for cigarette product and cigarette product | Kenji Ito, Yu Ninomiya, Tomiharu Nagata, Hiroyuki Torai, Sadao Ogi | 2020-06-02 |