Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821334 | Process for producing sulfonated solid particles | Michiel Nakamura, Yoshiyuki Zama, Hisao Okamoto, Naoyuki Sakai, Hideyuki Koiso | 2004-11-23 |
| 6737118 | Low dielectric constant materials and their production and use | Noriko Yamada, Toru Takahashi, Tadashi Sakon, Yoichi Matsuzaki, Shingo Katayama +1 more | 2004-05-18 |
| 6730727 | Colored resin water distribution pipe | Kotaro Oshima, Toshimichi Sano, Mitsuo Noda, Yasutaka Momoi, Toru Kawakami +3 more | 2004-05-04 |