Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6888025 | Method for absorbing acrylic acid and method for purifying acrylic acid | Yoshitake Ishii, Yukihiro Matsumoto, Takeshi Nishimura | 2005-05-03 |
| 6848501 | Method for preventing plate type heat exchanger from blockage | Yukihiro Matsumoto, Sei Nakahara, Osamu Dodo, Tetsuji Mitsumoto, Takeshi Nishimura +2 more | 2005-02-01 |