Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6730727 | Colored resin water distribution pipe | Kotaro Oshima, Toshimichi Sano, Mitsuo Noda, Yasutaka Momoi, Atsushi Nogami +3 more | 2004-05-04 |
| 6726762 | Finely divided pigments and coloring compositions | Hisao Okamoto, Yutaka Nakagawa, Yoshiyuki Zama, Koji Tsuchiya, Shotoku Takami +1 more | 2004-04-27 |