Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8821606 | Metal bonded grinding stone, and method of manufacturing the same | Masato Ujihashi, Toshiya Hirata, Kazuhiko Kitanaka, Hiroshi Sugiyama, Noriyuki Namba | 2014-09-02 |