Motor driving device
US-11041472-B2 · Jun 22, 2021 · US
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O S Engines Mfg Co Ltd patents
O S Engines Mfg Co Ltd holds 4 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 4 |
| Recent patents | 0 |
| First publication | Sep 7, 2017 |
| Latest publication | Jun 22, 2021 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Power supply device
US-10103642-B2 · Oct 16, 2018 · US
Power supply device
US-2017338747-A1 · Nov 23, 2017 · US
Multicopter
US-2017253331-A1 · Sep 7, 2017 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Motor driving device
US-11041472-B2 · Jun 22, 2021 · US
Power supply device
US-10103642-B2 · Oct 16, 2018 · US
Power supply device
US-2017338747-A1 · Nov 23, 2017 · US
Multicopter
US-2017253331-A1 · Sep 7, 2017 · US
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Electricity | 3 |
| Cross-Sectional Technologies | 2 |
| Operations & Transport | 1 |
| Mechanical Engineering | 1 |