Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10400147 | Method for producing purified active silicic acid solution and silica sol | Kiyomi Ema, Noriyuki Takakuma, Tohru Nishimura, Naoki Kawashita | 2019-09-03 |
| 10274219 | Indoor unit for air-conditioning apparatus | Hiroaki Makino, Tetsuya Tazawa | 2019-04-30 |