Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6555559 | 5,6,7-trinor-4,8-inter-m-phenylene PGI2, derivative and drugs containing the same | Hisanori Wakita, Naohiro Yamada, Takeshi Ishigaki, Noriyuki Hirano, Takeshi Mori | 2003-04-29 |
| 6536593 | Embossed carrier tape | — | 2003-03-25 |
| 5220098 | Process for separating 2, 7-dimethylnaphthalene under pressure | Kazumoto Nakamura, Shinji Aihara, Yutaka Mito, Masami Takao | 1993-06-15 |
| 4992619 | Process for separating methyl substituted naphthalene by crystallization under pressure | Shunichi Koide, Shinji Aihara, Hiroshi Takeshita, Harumasa Tanabe, Masami Takao | 1991-02-12 |