- All sections
- B - Performing operations; transporting
- B63H - Marine propulsion or steering
- B63H 1/02 - Propulsive elements directly acting on water of rotary type
Patent holdings for IPC class B63H 1/02
Total number of patents in this class: 12
10-year publication summary
|
2
|
1
|
1
|
0
|
0
|
5
|
0
|
1
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett-Packard Development Company, L.P. | 27461 |
1 |
| Caterpillar Inc. | 9166 |
1 |
| Yamaha Motor Co., Ltd. | 2789 |
1 |
| ABB Schweiz AG | 6632 |
1 |
| Bestway Inflatables & Material Corp. | 388 |
1 |
| Norsepower Oy | 2 |
1 |
| Lone Gull Holdings, Ltd. | 105 |
1 |
| Volvo Penta Corporation | 125 |
1 |
| Fujian Normal University | 16 |
1 |
| Westlake University | 134 |
1 |
| Ionian Pello Technologies Limited | 1 |
1 |
| Sinclair, Paul Lincoln | 1 |
1 |
| Other owners | 0 |