Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8183306 | Two-paste type dental self-adhesive resin cement | Yoshiaki Kohro, Hisaki Tanaka, Toshiyuki Nakatsuka, Mikito Deguchi | 2012-05-22 |
| 7879924 | Dental composite resin cement, dental primer and dental adhesive kit containing them | Hisaki Tanaka, Toshihide Fujii, Yoshiaki Kohro, Mikito Deguti | 2011-02-01 |
| 6780283 | Wet friction material and manufacturing method therefor | Shigeki Umezawa | 2004-08-24 |
| 6544632 | Wet friction material and manufacturing method therefor | Shigeki Umezawa | 2003-04-08 |