Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5322960 | Method for inhibiting polymerization of (meth) acrylic acid and esters thereof | Kazuhiko Sakamoto, Takahiro Takeda, Masatoshi Ueoka, Masao Baba | 1994-06-21 |
| 5315037 | Process for purification of acrylic acid | Kazuhiko Sakamoto, Hiroaki Tanaka, Masatoshi Ueoka, Masao Baba | 1994-05-24 |