Ying'an Liu
Inventor
Stats
- 4 US patents issued
- 6 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 4 US Patents Issued
- 6 US Applications Filed
- 15 Total Citation Count
- Oct 19, 2022 Most Recent Filing
- Dec 17, 2010 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| Dong Guan Hua Tao Metal & Plastic Products Co., Ltd. | 1
| 2010
|
Inventor Addresses
| Address | Duration |
|---|---|
| Guangdong, CN | Jan 28, 14 - Jan 28, 14 |
| Huaian, CN | Mar 30, 23 - Nov 14, 23 |
| Jiangsu, CN | Aug 06, 20 - May 14, 24 |
| Wuzhou, CN | May 30, 23 - May 30, 23 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B63H: | MARINE PROPULSION OR STEERING | 1 |
| F04B: | POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS | 1 |
| F04D: | NON-POSITIVE-DISPLACEMENT PUMPS | 1 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| D1026957 | 2024 | Electric air pump | 1 |
| 11814149 | 2023 | Multifunctional underwater propeller | 0 |
| D987689 | 2023 | Balloon inflator pump | 5 |
| 2023/0097,292 | 2023 | MULTIFUNCTIONAL UNDERWATER PROPELLER | 0 |
| D980871 | 2023 | Electric balloon pump | 3 |
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