- All sections
- B - Performing operationstransporting
- B65G - Transport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors
- B65G 19/28 - Troughs, channels, or conduits
Patent holdings for IPC class B65G 19/28
Total number of patents in this class: 44
10-year publication summary
|
9
|
2
|
5
|
3
|
2
|
4
|
5
|
0
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Caterpillar Inc. | 9998 |
6 |
| Caterpillar Global Mining Europe GmbH | 85 |
4 |
| China University of Mining and Technology | 1284 |
4 |
| Bucyrus Europe GmbH | 32 |
2 |
| Dematic Corp. | 305 |
2 |
| Kringstad Ironworks, Inc. | 10 |
2 |
| Sciteex Sp. zo.o. | 26 |
2 |
| Shandong University of Science and Technology | 538 |
2 |
| Intraco, Inc. | 24 |
2 |
| Murata Manufacturing Co., Ltd. | 25252 |
1 |
| Schaeffler Technologies AG & Co. KG | 10539 |
1 |
| Baking Technology Systems, Inc. | 1 |
1 |
| Caterpillar Global Mining Highwall Miners LLC | 4 |
1 |
| Cornell University | 3382 |
1 |
| Deutsche Post AG | 417 |
1 |
| Fuji Seal International, Inc. | 293 |
1 |
| Inter-power Corporation | 5 |
1 |
| Mauser-Werke Oberndorf Maschinenbau GmbH | 33 |
1 |
| Spice Application Systems, Ltd. | 3 |
1 |
| Spiroflow Systems, Inc. | 19 |
1 |
| Other owners | 7 |