Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6075162 | Integrated method for producing methyl methacrylate and hydrogen cyanide | — | 2000-06-13 |
| 5731466 | Method for preparing alkylbenzoic acid | — | 1998-03-24 |
| 5436374 | Process for producing 4-formyl-4'-methylbiphenyl from biphenyl | Makoto Komatsu, Susumu Fujiyama, Mitsuharu Kitamura | 1995-07-25 |
| 5194668 | Process for production of carboxylic acid esters and formamide | Hideo Ikarashi, Hirofumi Higuchi | 1993-03-16 |
| 5175366 | Process for producing a denaturated manganese dioxide catalyst for the hydration reaction of cyanohydrins | Shuji Ebata, Hiroyuki Hirayama, Hirofumi Higuchi | 1992-12-29 |
| 5087737 | Process for producing methyl methacrylate | Hirofumi Higuchi, Shuji Ebata | 1992-02-11 |
| 5087736 | Process for producing methyl methacrylate | Hirofumi Higuchi | 1992-02-11 |
| 5075493 | Process for preparing .alpha., .beta.-unsaturated carboxylic acid ester | Yoshikazu Shima, Takafumi Abe, Hirofumi Higuchi | 1991-12-24 |
| 5061675 | Process for producing a denaturated manganese dioxide catalyst for the hydration reaction of cyanohydrins | Shuji Ebata, Hiroyuki Hirayama, Hirofumi Higuchi | 1991-10-29 |
| 5053535 | Process for producing .alpha.-hydroxyisobutyric acid | Yoshikazu Shima, Takafumi Abe, Hirofumi Higuchi | 1991-10-01 |
| 5023390 | Process for production of 2,6-dimethylnaphthalene | Takafumi Abe, Shuji Ebata, Hiroshi Machida | 1991-06-11 |
| 5008479 | Process for production of 2,6-dimethylnaphthalene | Takafumi Abe, Seiji Uchiyama, Takahiro Ojima | 1991-04-16 |
| 4983757 | Process for production of carboxylic acid esters and formamide | Jiro Ishikawa, Hirofumi Higuchi, Shuji Ebata | 1991-01-08 |
| 4950801 | Process for producing alpha-hydroxycarboxylic acid amide | Shuji Ebata, Hiroyuki Hirayama, Hirofumi Higuchi, Toshio Kondo | 1990-08-21 |
| 4613684 | Process for the preparation of carboxylic acid esters | Tetsuo Aoyama, Takako Uchiyama | 1986-09-23 |
| 4536605 | Process for the production of tertiary olefin | Yoshio Kawai, Yutaka Tamura, Yoshiharu Suzuki | 1985-08-20 |
| 4521638 | Process for preparation of tertiary olefins | Tetsuo Aoyama, Takako Uchiyama | 1985-06-04 |
| 4343959 | Process for the production of tertiary olefin | Yoshio Kawai, Yutaka Tamura, Yoshiharu Suzuki | 1982-08-10 |
| 4255592 | Process for producing aromatic primary hydroperoxide | Yoshio Kawai, Hideo Ikarashi, Tsukasa Toki, Yoshiharu Suzuki | 1981-03-10 |