DUAN; Chongfei
Patent Applications and Registrations
Patent applications and USPTO patent grants for DUAN; Chongfei.The latest application filed is for "axial flow turbine".
- DUAN; Chongfei - Tokyo JP
| Patent | Date |
|---|---|
| Axial Flow Turbine App 20220268161 - DUAN; Chongfei ; et al. | 2022-08-25 |
| Rotating Machine App 20220186628 - Kuwamura; Yoshihiro ; et al. | 2022-06-16 |
| Turbine stator blade and steam turbine Grant 11,352,908 - Mizumi , et al. June 7, 2 | 2022-06-07 |
| Steam Turbine Rotor Blade App 20220162947 - Sasao; Yasuhiro ; et al. | 2022-05-26 |
| Turbine Stator Blade And Steam Turbine App 20220154586 - MIZUMI; Shunsuke ; et al. | 2022-05-19 |
| Turbine Stator Blade And Steam Turbine App 20220154585 - MIZUMI; Shunsuke ; et al. | 2022-05-19 |
| Rotating Machine App 20220127968 - Ono; Hideki ; et al. | 2022-04-28 |
| Rotating Machine App 20220120188 - DUAN; Chongfei ; et al. | 2022-04-21 |
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