Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8151805 | Cigarette with the amount of sidestream smoke reduced | Yoshiyuki Yamada | 2012-04-10 |
| 6138684 | Smoking paper for smoking article | Akira Yamazaki, Atsunari Hanada, Tomoaki Ogawa | 2000-10-31 |
| 5464028 | Cigarette | Motohiko Muramatsu, Takashi Koyama | 1995-11-07 |
| 5394895 | Tipping paper and cigarette using the same | Motohiko Muramatsu, Yasuyuki Futamura, Takayoshi Sagawa | 1995-03-07 |