Issued Patents 2019
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10475627 | Carrier ring wall for reduction of back-diffusion of reactive species and suppression of local parasitic plasma ignition | Chengzhu Qi, Yukinori Sakiyama, Douglas Keil, Pramod Subramonium, Chunhai Ji +1 more | 2019-11-12 |
| 10439818 | Captcha image generation method and apparatus, and server | Xin Hou | 2019-10-08 |
| 10253992 | Multi-split air-conditioner and outdoor unit system thereof | Rui Song, Hehui Zhang | 2019-04-09 |
| 10197320 | Method and apparatus for adjusting operating frequency of inverter compressor | — | 2019-02-05 |
| 10190216 | Showerhead tilt mechanism | Timothy Scott Thomas, Damien Slevin, Dave Kamp | 2019-01-29 |