Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6683269 | Working fluid processing device of wire electric discharge machine | Yuki Kita, Hiroyuki Abe | 2004-01-27 |
| 6680430 | Speaker edge, method of foam-molding the same, apparatus for foam-molding the same, speaker edge foam-molding system, and speaker employing the speaker edge | Shinya Tabata, Shinya Mizone, Yoshiyuki Takahashi, Kiyoshi Ikeda, Hiroko Yamazaki +1 more | 2004-01-20 |