- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16F - Springs; shock-absorbers; means for damping vibration
- F16F 13/06 - Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper
Patent holdings for IPC class F16F 13/06
Total number of patents in this class: 113
10-year publication summary
14
|
4
|
8
|
9
|
11
|
7
|
2
|
3
|
1
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Bridgestone Corporation | 7067 |
27 |
Tokai Rubber Industries, Ltd. | 163 |
9 |
Toyo Tire & Rubber Co., Ltd. | 631 |
7 |
Bell Helicopter Textron Inc. | 1122 |
6 |
Yamashita Rubber Kabushiki Kaisha | 50 |
5 |
Sumitomo Riko Company Limited | 962 |
4 |
The Pullman Company | 92 |
3 |
Honda Motor Co., Ltd. | 24537 |
2 |
Honeywell International Inc. | 13799 |
2 |
BeijingWest Industries, Co., Ltd. | 141 |
2 |
Gaudet Machine Works Inc. | 8 |
2 |
Lord Corporation | 484 |
2 |
Performance Pulsation Control, Inc. | 57 |
2 |
Textron Innovations Inc. | 2138 |
2 |
Vicis, Inc. | 44 |
2 |
DRiV Automotive Inc. | 280 |
2 |
Hitachi Astemo, Ltd. | 5618 |
2 |
Toyota Motor Corporation | 28582 |
1 |
Airbus Helicopters | 984 |
1 |
Hitachi Construction Machinery Co., Ltd. | 2498 |
1 |
Other owners | 29 |