Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874890 | Process for the production of deuterated methyl acrylate or deuterated methyl methacrylate | Tetsuya Uno, Masao Kobayashi, Naoto Osuga | 1989-10-17 |
| 4861610 | Process for preparing emulsified fat composition containing cheese | Katumi Shinohara, Hiromu Sugiyama | 1989-08-29 |
| 4816603 | Process for the production of methacrolein and methacrylic acid | Motomu Oh-Kita, Yoshiyuki Taniguchi, Masao Kobayashi | 1989-03-28 |
| 4814305 | Method for regeneration of oxidation catalyst | Masatake Kamogawa | 1989-03-21 |
| 4804778 | Process for producing methacrylic acid | Motomu Oh-Kita, Kazuhiro Ishii | 1989-02-14 |
| 4803302 | Process for the production of methacrylic acid | Motomu Oh-Kita, Masao Kobayashi | 1989-02-07 |