Charge roller
US-10534282-B2 · Jan 14, 2020 · US
Feng Yi holds 7 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 7 |
| Recent patents | 0 |
| First publication | Jan 15, 2015 |
| Latest publication | Jan 14, 2020 |
Year-over-year patent counts for this assignee.
Latest publications where this party is an assignee.
US-10534282-B2 · Jan 14, 2020 · US
US-9423716-B2 · Aug 23, 2016 · US
US-9213060-B2 · Dec 15, 2015 · US
US-9103875-B2 · Aug 11, 2015 · US
US-9097760-B2 · Aug 4, 2015 · US
Representative or frequently cited publications from precomputed assignee stats.
US-10534282-B2 · Jan 14, 2020 · US
US-9423716-B2 · Aug 23, 2016 · US
US-9213060-B2 · Dec 15, 2015 · US
US-9103875-B2 · Aug 11, 2015 · US
US-9097760-B2 · Aug 4, 2015 · US
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| F16C13/00 | 4 |
| G03G15/0233 | 4 |
| G03G15/10 | 4 |
| G01R31/2884 | 3 |
| H01B1/20 | 2 |
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Physics | 7 |
| Mechanical Engineering | 4 |
| Chemistry & Metallurgy | 2 |
| Electricity | 2 |
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