Electric motor with spark suppression circuit
US-9142930-B2 · Sep 22, 2015 · US
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Liu li sheng patents
Liu li sheng holds 4 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 4 |
| Recent patents | 0 |
| First publication | Feb 10, 2015 |
| Latest publication | Sep 22, 2015 |
Filing trend
Year-over-year patent counts for this assignee.
Not enough yearly data to assess filing trend yet.
| Year | Patents |
|---|---|
| 2015 | 4 |
| Year | Patents |
|---|---|
| 2015 | 4 |
Recent patents
Latest publications where this party is an assignee.
Electric motor
US-9124166-B2 · Sep 1, 2015 · US
Brushed direct current electric motor with salient pole rotor
US-9099909-B2 · Aug 4, 2015 · US
Starter motor
US-8950372-B2 · Feb 10, 2015 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Electric motor with spark suppression circuit
US-9142930-B2 · Sep 22, 2015 · US
Electric motor
US-9124166-B2 · Sep 1, 2015 · US
Brushed direct current electric motor with salient pole rotor
US-9099909-B2 · Aug 4, 2015 · US
Starter motor
US-8950372-B2 · Feb 10, 2015 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| H02K13/006 | 3 |
| H02K13/04 | 2 |
| H02K13/105 | 2 |
| H02K23/62 | 2 |
| H02K25/00 | 1 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Electricity | 4 |
| Mechanical Engineering | 1 |