Issued Patents All Time
Showing 51–58 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4643366 | Roller mill | Hiroshi Soma, Tosuke Kinoshita, Masahiro Uchida, Susumu Uchiyama | 1987-02-17 |
| 4323505 | Polyalkylhydroxychromene and process for preparing the same | Hirohiko Nambu | 1982-04-06 |
| 4273623 | Process for recovery of resorcin | Toru Taguchi, Hirohiko Nambu | 1981-06-16 |
| 4267387 | Process for preparation of aromatic hydroperoxides | Ichiro Imai, Keiji Suzuki, Hiroaki Nakagawa | 1981-05-12 |
| 4239921 | Process for purification of crude resorcinol | Hiroaki Nakagawa, Toru Taguchi, Hirohiko Nambu | 1980-12-16 |
| 4237319 | Process for liquid-phase oxidation of m-diisopropylbenzene | Hirohiko Nambu, Ichiro Imai | 1980-12-02 |
| 4229597 | Process for the preparation of resorcin | Thoru Taguchi, Tokinori Ago | 1980-10-21 |
| 4192958 | Method for recovering resorcinol | Hiroaki Nakagawa, Hirohiko Nambu | 1980-03-11 |