Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5464028 | Cigarette | Kazuko Takeda, Takashi Koyama | 1995-11-07 |
| 5394895 | Tipping paper and cigarette using the same | Kazuko Takeda, Yasuyuki Futamura, Takayoshi Sagawa | 1995-03-07 |