Alcohol tester
US-D1095271-S · Sep 30, 2025 · US
Xu Wei holds 43 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 43 |
| Recent patents | 11 |
| First publication | Apr 23, 2015 |
| Latest publication | Sep 30, 2025 |
Year-over-year patent counts for this assignee.
Latest publications where this party is an assignee.
US-D1095271-S · Sep 30, 2025 · US
US-12381887-B2 · Aug 5, 2025 · US
US-12231153-B2 · Feb 18, 2025 · US
US-2024179206-A1 · May 30, 2024 · US
US-11995637-B2 · May 28, 2024 · US
Representative or frequently cited publications from precomputed assignee stats.
US-D1095271-S · Sep 30, 2025 · US
US-12381887-B2 · Aug 5, 2025 · US
US-12231153-B2 · Feb 18, 2025 · US
US-2024179206-A1 · May 30, 2024 · US
US-11995637-B2 · May 28, 2024 · US
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| G06Q20/3276 | 26 |
| G06Q20/321 | 23 |
| G06K7/1417 | 18 |
| G06K19/06037 | 18 |
| H04L67/53 | 18 |
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Physics | 30 |
| Electricity | 30 |
| Chemistry & Metallurgy | 1 |
| Fixed Constructions | 1 |