Light-emitting device
US-9689557-B2 · Jun 27, 2017 · US
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Zheng Shengmei patents
Zheng Shengmei holds 1 patent in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 1 |
| Recent patents | 0 |
| First publication | Jun 27, 2017 |
| Latest publication | Jun 27, 2017 |
Filing trend
Year-over-year patent counts for this assignee.
Not enough yearly data to assess filing trend yet.
| Year | Patents |
|---|---|
| 2017 | 1 |
| Year | Patents |
|---|---|
| 2017 | 1 |
Recent patents
Latest publications where this party is an assignee.
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Light-emitting device
US-9689557-B2 · Jun 27, 2017 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| F21Y2103/10 | 1 |
| F21Y2115/10 | 1 |
| F21V29/76 | 1 |
| F21V3/0436 | 1 |
| F21S4/28 | 1 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Mechanical Engineering | 1 |