Multi-car elevator and controlling method therefor
US-9394139-B2 · Jul 19, 2016 · US
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Iwata Masafumi patents
Iwata Masafumi holds 4 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 4 |
| Recent patents | 0 |
| First publication | Jul 14, 2015 |
| Latest publication | Jul 19, 2016 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Elevator safety control device
US-9108823-B2 · Aug 18, 2015 · US
Multi-car elevator control device
US-9096410-B2 · Aug 4, 2015 · US
Elevator group supervisory control system and method with park floor cancellation
US-9079752-B2 · Jul 14, 2015 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Multi-car elevator and controlling method therefor
US-9394139-B2 · Jul 19, 2016 · US
Elevator safety control device
US-9108823-B2 · Aug 18, 2015 · US
Multi-car elevator control device
US-9096410-B2 · Aug 4, 2015 · US
Elevator group supervisory control system and method with park floor cancellation
US-9079752-B2 · Jul 14, 2015 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| B66B5/0031 | 3 |
| B66B1/18 | 3 |
| B66B5/02 | 2 |
| B66B1/34 | 2 |
| B66B5/024 | 1 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Operations & Transport | 4 |
| Cross-Sectional Technologies | 1 |