Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9908216 | Grinding wheel manufacturing method and grinding wheel | Shinji Soma, Naoto Ono, Ryo Ito | 2018-03-06 |
| 9212961 | Grinding abnormality monitoring method and grinding abnormality monitoring device | Atsushi Saito, Takayuki Yoshimi, Masao Ikeda | 2015-12-15 |
| 8833329 | Fastening structure of power unit | Takashi Shimizu, Yukinobu Nishikawa, Yota Mizuno, Yuji Shimada, Kenji Odaka | 2014-09-16 |
| 8342911 | Truing apparatus of grinding wheel | Hiroshi Morita, Takafumi Furutate, Akira Makiuchi | 2013-01-01 |
| 7572174 | Abrasive grain and grindstone | Hiroshi Morita, Shinji Soma | 2009-08-11 |
| 6086467 | Grinding wheel | Tomoyasu Imai, Ryohei Mukai, Shinji Soma, Takanori Ninomiya | 2000-07-11 |
| 5183026 | Method and apparatus for dressing an angular grinding wheel | Norio Ohta, Yukio Oda, Toshiaki Naya | 1993-02-02 |