Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11187355 | Fluid coupling and method of assembly | Jason C. Gauss, Donald K. Benko, Xin Zhou, Sumit Varma | 2021-11-30 |
| 10580599 | Vacuum circuit interrupter with actuation having active damping | Hongbin Wang, Steven Z. Chen, Andrew Allen Rockhill, Robert W. Mueller, David R. Rohn | 2020-03-03 |
| 10541094 | Vacuum interrupter with radial bellows | Mark A. Juds, Paul J. Rollmann, Andrew Allen Rockhill, Hongbin Wang | 2020-01-21 |
| 8108955 | Motor-and-nozzle combinational apparatus for a massage bathtub | — | 2012-02-07 |
| D624561 | Piston and shoe assembly for a hydraulic piston pump | — | 2010-09-28 |
| 7475972 | One-way valve, valve unit assembly, and ink cartridge using the same | Xiao Qingguo | 2009-01-13 |
| 7246891 | Ink cartridge for a printer | Xiao Qingguo | 2007-07-24 |
| 6935730 | One-way valve, valve unit assembly, and ink cartridge using the same | Xiao Qingguo | 2005-08-30 |
| 6929357 | Ink cartridge having bellows valve, ink filling method and apparatus used thereof | Xiao Qingguo | 2005-08-16 |
| 5745933 | Pre-washing device for water circulating tube of massaging bath tub | — | 1998-05-05 |