Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7807657 | Separate type medical material | Yoshiaki Miyata, Yasukazu Himeda, Masamichi Hashimoto, Toshihiko Umeda | 2010-10-05 |
| 7014860 | Hyaluronic acid gel, process for producing the same, and medical material containing the same | Masatoshi Kawata, Akio Okamoto, Yoshiaki Miyata, Kazuhiro Ohshima, Osamu Yamamoto +4 more | 2006-03-21 |
| 6635267 | Hyaluronic acid gel, process for the preparation thereof and medical materials containing the same | Hironoshin Kitagawa, Kazuhiko Arai, Hiroshi Kaneko, Toshihiko Umeda | 2003-10-21 |