Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6787001 | Method for distilling (meth) acrylic acid solution | Kazuhiko Sakamoto, Yukihiro Matsumoto, Kenji Sanada, Masatoshi Ueoka | 2004-09-07 |
| 6736200 | Heat-exchanging method for easily polymerizable compound | Kazuto OKAZAKI, Yukihiro Matsumoto, Hiroo Iwato | 2004-05-18 |
| 6695928 | Method for production of (meth) acrylic acid and/or (meth)acrylic esters | Takeshi Nishimura, Masatoshi Ueoka | 2004-02-24 |
| 6676808 | Method for starting up distilling column | Kei Hamamoto, Yukihiro Matsumoto, Misao Inada | 2004-01-13 |