Ammonia removal in freshwater and saltwater systems
US-10766790-B2 · Sep 8, 2020 · US
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Zhao Wen patents
Zhao Wen holds 8 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 8 |
| Recent patents | 0 |
| First publication | Sep 15, 2015 |
| Latest publication | Sep 8, 2020 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Ammonia removal in freshwater and saltwater systems
US-2019127237-A1 · May 2, 2019 · US
Ammonia removal in freshwater and saltwater systems
US-10166528-B1 · Jan 1, 2019 · US
System for removing ammonia from a freshwater environment
US-10138143-B1 · Nov 27, 2018 · US
Apparatus and methods for reducing power consumption and/or radio frequency interference in a mobile computing device
US-9265003-B2 · Feb 16, 2016 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Ammonia removal in freshwater and saltwater systems
US-10766790-B2 · Sep 8, 2020 · US
Ammonia removal in freshwater and saltwater systems
US-2019127237-A1 · May 2, 2019 · US
Ammonia removal in freshwater and saltwater systems
US-10166528-B1 · Jan 1, 2019 · US
System for removing ammonia from a freshwater environment
US-10138143-B1 · Nov 27, 2018 · US
Apparatus and methods for reducing power consumption and/or radio frequency interference in a mobile computing device
US-9265003-B2 · Feb 16, 2016 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| A01K63/04 | 4 |
| B01J39/14 | 4 |
| C02F2001/425 | 4 |
| C02F1/42 | 4 |
| C02F2101/16 | 4 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Human Necessities | 4 |
| Operations & Transport | 4 |
| Chemistry & Metallurgy | 4 |
| Electricity | 3 |
| Physics | 1 |
| Cross-Sectional Technologies | 1 |