Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6805133 | Apparatus for stabilizing air permeability characteristic of filter cigarettes | Takeshi Matsumura | 2004-10-19 |
| 6796633 | Ink-jet recorder and method for cleaning restoring system | Yutaka Kawamata, Tomohiro Ishitsu | 2004-09-28 |
| 6709632 | ICP analyzer | Yoshitomi Nakagawa | 2004-03-23 |