- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16H - Gearing
- F16H 55/30 - Chain wheels
Patent holdings for IPC class F16H 55/30
Total number of patents in this class: 540
10-year publication summary
|
58
|
65
|
81
|
57
|
56
|
37
|
23
|
30
|
16
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shimano Inc. | 3260 |
118 |
| SRAM Deutschland GmbH | 141 |
36 |
| Tsubakimoto Chain Co. | 618 |
21 |
| BorgWarner Inc. | 2603 |
20 |
| Sram, LLC | 639 |
18 |
| Campagnolo S.r.l. | 343 |
17 |
| Gates Corporation | 1156 |
16 |
| Fox Factory, Inc. | 854 |
12 |
| Schaeffler Technologies AG & Co. KG | 10035 |
10 |
| Rampwerks, LLC | 11 |
10 |
| Eko Sport, Inc. | 46 |
9 |
| Miranda & Irmão, Lda | 47 |
8 |
| Schaeffler KG | 682 |
6 |
| Cloyes Gear and Products, Inc. | 14 |
5 |
| Sunstar Engineering Inc. | 117 |
5 |
| JATCO Ltd | 1274 |
4 |
| Bayerische Motoren Werke Aktiengesellschaft | 14506 |
4 |
| Praxis Works LLC | 26 |
4 |
| Wolf Tooth Components, LLC | 69 |
4 |
| New Motion Labs Ltd. | 15 |
4 |
| Other owners | 209 |