Coal uncovering construction method for blasting large cross-section gas tunnels
US-12025007-B2 · Jul 2, 2024 · US
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China Railway 16Th Bureau Group 1St Eng Co Ltd patents
China Railway 16Th Bureau Group 1St Eng Co Ltd holds 2 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 2 |
| Recent patents | 2 |
| First publication | Feb 1, 2024 |
| Latest publication | Jul 2, 2024 |
Filing trend
Year-over-year patent counts for this assignee.
Not enough yearly data to assess filing trend yet.
| Year | Patents |
|---|---|
| 2024 | 2 |
| Year | Patents |
|---|---|
| 2024 | 2 |
Recent patents
Latest publications where this party is an assignee.
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Fixed Constructions | 2 |
| Mechanical Engineering | 2 |