Zhen Han
Inventor
Stats
- 3 US patents issued
- 16 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 3 US Patents Issued
- 16 US Applications Filed
- 49 Total Citation Count
- Dec 1, 2023 Most Recent Filing
- Jun 24, 1999 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| Pei-Yang National Distillation Technology Corporation Limited | 1
| 2014
|
| Wartsila NSD North America, Inc. | 1
| 1999
|
| TIANJIN UNIVERSITY | 1
| 2014
|
Inventor Addresses
| Address | Duration |
|---|---|
| Beijing, CN | Jul 19, 18 - May 21, 19 |
| Frederick, MD, US | Mar 08, 22 - Mar 08, 22 |
| Hangzhou, CN | Jul 01, 21 - Oct 10, 23 |
| Hefei, CN | Dec 03, 20 - Dec 03, 20 |
| Issaquah, WA, US | Apr 11, 23 - Dec 26, 23 |
| Jiangsu, CN | Oct 24, 24 - Oct 24, 24 |
| Shandong, CN | Apr 12, 22 - Apr 12, 22 |
| Shanghai, CN | Apr 07, 22 - Apr 07, 22 |
| Shenzhen, CN | Jan 23, 24 - Mar 19, 24 |
| Silver Spring, MD | Jun 26, 01 - Jun 26, 01 |
| Suzhou City, CN | Jun 06, 24 - Dec 05, 24 |
| Tianjin, CN | Nov 09, 17 - Apr 02, 19 |
| Yantai, CN | Jul 07, 22 - Jul 07, 22 |
| Zibo, Shandong, CN | Apr 16, 20 - Apr 16, 20 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| A46B: | BRUSHES | 1 |
| A47L: | DOMESTIC WASHING OR CLEANING | 2 |
| A61B: | DIAGNOSIS; SURGERY; IDENTIFICATION | 1 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 2024/0398,192 | 2024 | CLEANING APPARATUS | 0 |
| 2024/0351,820 | 2024 | WIRE-GUIDED AUTOMATIC PAY-OFF DEVICE AND METHOD | 0 |
| 2024/0180,381 | 2024 | CLEANING DEVICE AND COMBINED CLEANING SYSTEM | 1 |
| D1018674 | 2024 | Puzzle toy | 3 |
| D1011781 | 2024 | Table | 0 |
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