Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4606771 | Enteric coating liquid | Hideaki Mukohyama, Ryoichi Hiraoka, Shohachi Ushijima | 1986-08-19 |
| 4547571 | Process for preparing carboxymethyl ethyl cellulose suitable for enteric coating | Hideaki Mukohyama, Ryoichi Hiraoka, Shohachi Ushijima | 1985-10-15 |
| 4250305 | Process for preparing cellulose ether | Hideaki Mukohyama | 1981-02-10 |