Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11137216 | Regenerator material and regenerative refrigerator | Mingyao Xu, Tian Lei | 2021-10-05 |
| 10735863 | Sound producing device | Kiyoshi Sato | 2020-08-04 |
| 10281175 | Regenerative refrigerator, first stage regenerator, and second stage regenerator | Mingyao Xu, Tian Lei, Qian Bao | 2019-05-07 |
| 10215123 | Engine controlling apparatus | Mitsuhiro Yuasa, Kensuke Kondo, Yuji Sato | 2019-02-26 |
| 10060656 | Pulse tube refrigerator | Mingyao Xu | 2018-08-28 |
| 9964061 | Engine controlling apparatus | Mitsuhiro Yuasa, Kensuke Kondo, Yuji Sato | 2018-05-08 |
| 7607277 | Work piece wrapping apparatus | Toshio Yoshinari | 2009-10-27 |