Construction lifting device and leaping methods for construction lifting devices
US-12565404-B2 · Mar 3, 2026 · US
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Shi Chenfeng patents
Shi Chenfeng is listed as an inventor on 4 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Shi Chenfeng |
| Total patents | 4 |
| First publication | Aug 8, 2024 |
| Latest publication | Mar 3, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Construction lifting device and leaping methods for construction lifting devices
US-2025083928-A1 · Mar 13, 2025 · US
Elevator traction machine installation apparatus and elevator traction machine installation method
US-12246944-B2 · Mar 11, 2025 · US
Elevator traction machine installation apparatus and elevator traction machine installation method
US-2024262656-A1 · Aug 8, 2024 · US
Recent patents
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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 |
|---|---|
| B66B7/00 | 2 |
| B66B11/04 | 2 |
| B66B11/0045 | 2 |
| B66B19/005 | 2 |
| B66B19/02 | 2 |