Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9173478 | Oral care instrument | Seiji Tokuoka, Masafumi Hamada, Satoru Sumiyoshi | 2015-11-03 |
| D623736 | Oral cleaning tool | Yojiro Ota | 2010-09-14 |
| 7694378 | Interdental brush | Hidekuni Takano, Hirohisa Nakatsuka | 2010-04-13 |
| 6767209 | Interdental brush and production method therefor | Yoshikazu Tomita, Fujio Ito, Hitoshi Matsumoto | 2004-07-27 |
| 5882584 | Interdental brush wire and interdental brush | — | 1999-03-16 |