Inventor
GUOQIANG MAO
Inventor
US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation18%
B01LChemical or physical laboratory apparatus for general use18%
A61JContainers specially adapted for medical or pharmaceutical purposes9%
A61MDevices for introducing media into, or onto, the body9%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form9%
B43KImplements for writing or drawing9%
C02FTreatment of water, waste water, sewage, or sludge9%
C40BCombinatorial chemistry9%
G08GTraffic control systems9%
PatentTitleYear
11,908,319Multi-geomagnetic sensor speed measurement system and a speed measurement method using the same202411,865,857Heterogeneous fiber fluid reservoirs202411,833,461Small diameter tubular porous fiber filter202311,766,525Infusion device with a hydrophilic sintered porous plastic or hydrophilic porous fiber air stop filter202311,618,017Squeezable sample preparation device202311,141,951Membrane-coated sintered porous media for sample collection2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2023Patents assigned to POREX CORP (4)· patent assignee history
2021–2024Based in US· patent location history
2024Patents assigned to POREX TECH CORPORATION (1)· patent assignee history
2024Patents assigned to UNIV XIDIAN (1)· patent assignee history
2024Based in CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| POREX CORP | 4 | 2021–2023 |
| POREX TECH CORPORATION | 1 | 2024 |
| UNIV XIDIAN | 1 | 2024 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 5 | 2021–2024 |
| CN | 1 | 2024 |