Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10912905 | Oxygen concentrating apparatus | — | 2021-02-09 |
| 9157422 | Reciprocating pump and oxygen concentrator | Tetsuya Ukon, Munehiro Okamura | 2015-10-13 |
| 8435013 | Reciprocating compressor and oxygen concentrator | Satoshi Ueda, Yuki Kuwamura | 2013-05-07 |