TK Elevator Corporation
3Patents
3Active
3Granted
43Portfolio score
Filing activity: Feb 18, 2019 → May 18, 2020
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US11691847B2 | Elevator travel blocking apparatus | Performing Operations; Transporting | 0 | Active |
| US11198585B2 | Systems and methods for controlling working fluid in hydraulic elevators | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11447367B2 | Magnetic tape stabilizing systems | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.