Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6730727 | Colored resin water distribution pipe | Toshimichi Sano, Mitsuo Noda, Yasutaka Momoi, Atsushi Nogami, Toru Kawakami +3 more | 2004-05-04 |
| 6448312 | Colored resin composition for water pipe and colored water pipe | Tohru Matsuoka, Yozo Nagai, Mitsuo Nakamura | 2002-09-10 |