Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9066539 | Apparatus for producing a flavor for expanded tobacco material | Hiromi Uematsu | 2015-06-30 |
| 6761175 | Sheet tobacco | Akinori Ota, Katsuhiko Kan, Naohiko Shimono, Kiyotaka Kawai, Yoshisato Miyakoshi +3 more | 2004-07-13 |
| 6668838 | Manufacturing method for cut tobacco and manufacturing system therefor | Kazue Takase, Junichi Fujiwara | 2003-12-30 |
| 6216018 | Telephone hand-free apparatus | Yasuhisa Nakahara, Yasuhiro Kobayashi, Yoshihisa Takemori, Koichiro Haga, Kohei Hashimoto +1 more | 2001-04-10 |
| 6158440 | Swollen tobacco material manufacturing method | Hiromi Uematsu, Katsuhiko Kan, Kensuke Uchiyama | 2000-12-12 |
| 5744762 | Muffler controller for use in controllable exhaust system of internal combustion engine | Koji Seki, Tanomo Norikawa | 1998-04-28 |
| 5723829 | Muffler assembly of internal combustion engine | Tomohisa Inomata, Tohru Awaya, Koji Seki, Tanomo Norikawa | 1998-03-03 |
| 5692374 | Exhaust system of internal combustion engine | Koji Seki, Tanomo Norikawa | 1997-12-02 |