Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10760839 | Indoor unit of air-conditioning apparatus having leaked refrigerant ventilation | Hiroaki Makino, Tetsuya Tazawa | 2020-09-01 |
| 10550300 | Method for producing purified active silicic acid solution and silica sol | Kiyomi Ema, Noriyuki Takakuma, Tohru Nishimura, Naoki Kawashita | 2020-02-04 |