- All sections
- B - Performing operations; transporting
- B66B - Elevators; escalators or moving walkways
- B66B 9/04 - Kinds or types of lifts in, or associated with, buildings or other structures actuated pneumatically or hydraulically
Patent holdings for IPC class B66B 9/04
Total number of patents in this class: 85
10-year publication summary
11
|
4
|
9
|
10
|
7
|
4
|
19
|
6
|
16
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Babu, Killakathu Ramanathan | 12 |
10 |
Mitsubishi Electric Corporation | 43934 |
7 |
AGM Container Controls, Inc. | 37 |
5 |
TK Elevator Corporation | 23 |
5 |
Otis Elevator Company | 2677 |
4 |
Blissera Corp. | 4 |
3 |
Killakathu Ramanathan Babu | 3 |
3 |
The Boeing Company | 19843 |
2 |
Bendpak, Inc. | 51 |
2 |
Dongnan Elevator Co., Ltd. | 25 |
2 |
Inventio AG | 2314 |
2 |
Pedarco International Limited | 4 |
2 |
Stannah Lifts Limited | 2 |
2 |
ThyssenKrupp Elevator Corporation | 33 |
2 |
W2w 777 Operations, LLC | 2 |
2 |
Kone Oyj | 2000 |
2 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
1 |
Georgia Tech Research Corporation | 2453 |
1 |
Archimedes Applied Limited | 2 |
1 |
Bennu Parts and Service, Inc. | 2 |
1 |
Other owners | 26 |