Pressure differential device with constant pressure drop
US-10233726-B2 · Mar 19, 2019 · US
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He Zhi Y patents
He Zhi Y holds 2 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 2 |
| Recent patents | 0 |
| First publication | Aug 29, 2017 |
| Latest publication | Mar 19, 2019 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Pressure differential device
US-9745829-B2 · Aug 29, 2017 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Pressure differential device with constant pressure drop
US-10233726-B2 · Mar 19, 2019 · US
Pressure differential device
US-9745829-B2 · Aug 29, 2017 · US
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Fixed Constructions | 2 |
| Mechanical Engineering | 1 |