Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6568402 | Multi-ply cigarette filter wrapper | Kazuyo Kaneki, Takaichi Yoshida, Keigo Miura, Hideaki Katsumata, Hiroshi Hara | 2003-05-27 |
| 6202650 | Filter-tipped cigarette and filter for a cigarette | Kazuyo Kaneki, Keigo Miura | 2001-03-20 |
| 6189831 | Noren-type separating apparatus for separating a smoking area and a non-smoking area in an airliner with respect to cigarette smoke | Takuya Asai, Takumi Nishina, Isao Ishii, Teruhiko Takusagawa, Kenichi Takahashi +1 more | 2001-02-20 |