Elevator car with foldable working platform
US-11427441-B2 · Aug 30, 2022 · US
This page is not indexed by search engines while we improve data quality.
Marechal Romain patents
Marechal Romain is listed as an inventor on 4 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Marechal Romain |
| Total patents | 4 |
| First publication | Jan 27, 2022 |
| Latest publication | Aug 30, 2022 |
Notable patents
Publications ranked by popularity score, then publication date.
Elevator monitoring system
US-2022119224-A1 · Apr 21, 2022 · US
Monitoring system for conveyance system
US-2022112051-A1 · Apr 14, 2022 · US
Elevator car with foldable working platform
US-2022024724-A1 · Jan 27, 2022 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Otis Elevator Co | 4 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B66B5/0018 | 2 |
| B66B5/0025 | 2 |
| B66B11/0246 | 2 |
| B66B9/00 | 2 |
| B66B5/0087 | 2 |