Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9764446 | Rotary joint and polishing apparatus | Hideo Aizawa, Tadakazu Sone, Ryuichi Kosuge | 2017-09-19 |
| 9522453 | Polishing apparatus | Hideo Aizawa, Tadakazu Sone, Ryuichi Kosuge | 2016-12-20 |
| 9409277 | Polishing apparatus and polishing method | Tadakazu Sone, Hideo Aizawa, Ryuichi Kosuge, Masaaki Eriguchi | 2016-08-09 |
| 9216442 | Gas-liquid separator and polishing apparatus | Hideo Aizawa, Tadakazu Sone | 2015-12-22 |
| 9174324 | Polishing apparatus with polishing head cover | Tadakazu Sone, Ryuichi Kosuge, Hideo Aizawa | 2015-11-03 |
| 6428628 | Paint-removing method, paint-removing device, and ship removed of paint | — | 2002-08-06 |
| 5719036 | Quantitative determination method for potassium ions | Toshio Tadano, Norihiko Kayahara | 1998-02-17 |