Light weight gypsum board
US-9840066-B2 · Dec 12, 2017 · US
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Song Weixin David patents
Song Weixin David holds 3 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 3 |
| Recent patents | 0 |
| First publication | Apr 11, 2017 |
| Latest publication | Dec 12, 2017 |
Filing trend
Year-over-year patent counts for this assignee.
Not enough yearly data to assess filing trend yet.
| Year | Patents |
|---|---|
| 2017 | 3 |
| Year | Patents |
|---|---|
| 2017 | 3 |
Recent patents
Latest publications where this party is an assignee.
Light weight gypsum board
US-9802866-B2 · Oct 31, 2017 · US
Slurry distributor, system and method for using same
US-9616591-B2 · Apr 11, 2017 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Light weight gypsum board
US-9840066-B2 · Dec 12, 2017 · US
Light weight gypsum board
US-9802866-B2 · Oct 31, 2017 · US
Slurry distributor, system and method for using same
US-9616591-B2 · Apr 11, 2017 · US
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Operations & Transport | 3 |
| Cross-Sectional Technologies | 3 |
| Chemistry & Metallurgy | 2 |
| Fixed Constructions | 1 |