Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7005544 | Method for preventing polymerization in an acrylic acid manufacturing process | Kazuo Ohkouchi, Kazuhiko Sakamoto | 2006-02-28 |
| 6888026 | Method for producing (meth)acrylic acid | Kazuhiko Sakamoto, Kazuo Ohkouchi | 2005-05-03 |
| 6599397 | Method for preventing polymerization of (meth)acrylic acid and esters thereof and method for the production thereof | Kazuhiko Sakamoto, Kazuo Okochi, Masahiro Uemura, Sei Nakahara | 2003-07-29 |