Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5707646 | Taste masking pharmaceutical composition | Toshio Yajima, Kuniaki Ishii, Nobuo Umeki, Shigeru Itai, Kimihide Shimano +1 more | 1998-01-13 |
| 5328903 | Composition for solid pharmaceutical preparations containing vitamin D3 derivative | Kuniaki Ishii, Yumiko Toriumi, Shigeru Itai, Masami Nemoto | 1994-07-12 |