Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8865432 | Method for preparing cellulose derivatives having solubility improved | Kazuhisa Hayakawa, Yuichi Nishiyama | 2014-10-21 |
| 6596018 | Mattress with bedsore preventing function | Mitsutoshi Ikeda | 2003-07-22 |
| 5187607 | Electrochromic device with low resistance electrical connections | Mitsuyoshi Mizuno | 1993-02-16 |