Shi; Yongwei
Patent Applications and Registrations
Patent applications and USPTO patent grants for Shi; Yongwei.The latest application filed is for "vacuum pump and connection port used in vacuum pump".
- Shi; Yongwei - Chiba JP
- Shi; Yongwei - Yachiyo JP
- Shi; Yongwei - Yachiyo-shi Chiba
- Shi; Yongwei - Chiba-shi JP
| Patent | Date |
|---|---|
| Vacuum Pump And Connection Port Used In Vacuum Pump App 20220106961 - Takaada; Tsutomu ; et al. | 2022-04-07 |
| Vacuum pump, and magnetic bearing device and annular electromagnet used in vacuum pump Grant 11,204,038 - Shi , et al. December 21, 2 | 2021-12-21 |
| Vacuum Pump And Sensor Target App 20210262477 - Shi; Yongwei | 2021-08-26 |
| Vacuum Pump, And Magnetic Bearing Device And Annular Electromagnet Used In Vacuum Pump App 20200166041 - Shi; Yongwei ; et al. | 2020-05-28 |
| Vacuum Pump, And Magnetic Bearing Portion And Shaft Provided In Vacuum Pump App 20200158117 - Shi; Yongwei ; et al. | 2020-05-21 |
| Vacuum pump Grant 10,364,814 - Shi , et al. July 30, 2 | 2019-07-30 |
| Fixed blade assembly usable in exhaust pump, and exhaust pump provided with same Grant 9,879,553 - Shi , et al. January 30, 2 | 2018-01-30 |
| Vacuum Pump App 20160025096 - Shi; Yongwei ; et al. | 2016-01-28 |
| Fixed Blade Assembly Usable in Exhaust Pump, and Exhaust Pump Provided with same App 20140010659 - Shi; Yongwei ; et al. | 2014-01-09 |
| Vacuum pump Grant 8,246,300 - Shi , et al. August 21, 2 | 2012-08-21 |
| Vacuum Pump App 20090257889 - Shi; Yongwei ; et al. | 2009-10-15 |
| Gas compressor Grant 7,563,081 - Yoda , et al. July 21, 2 | 2009-07-21 |
| Gas compressor App 20050287019 - Yoda, Seiichiro ; et al. | 2005-12-29 |
| Controlling apparatus and controlling method for mode change type refrigerating system Grant 6,615,600 - Shi , et al. September 9, 2 | 2003-09-09 |
| Controlling apparatus and controlling method for mode change type refrigerating system App 20020088240 - Shi, Yongwei ; et al. | 2002-07-11 |
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