- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F03B - Machines or engines for liquids
- F03B 9/00 - Endless-chain type machines or engines
Patent holdings for IPC class F03B 9/00
Total number of patents in this class: 44
10-year publication summary
|
5
|
8
|
6
|
6
|
5
|
4
|
6
|
2
|
7
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Natel Energy, Inc. | 11 |
3 |
| The Boeing Company | 19843 |
2 |
| Cosmomind AB | 3 |
2 |
| Lazzeri, Heidi | 2 |
2 |
| Lazzeri, Paolo | 2 |
2 |
| Lazzeri, Patrizia | 2 |
2 |
| Oceana Energy Company | 34 |
2 |
| GE Infrastructure Technology, LLC | 5873 |
2 |
| Economical Energy Pty Ltd | 4 |
2 |
| Hitachi, Ltd. | 16452 |
1 |
| Atlantis Resources Corporation Pte Limited | 21 |
1 |
| Borocz-johnson, Trevor Hawthorne | 1 |
1 |
| Devaney, Theo | 1 |
1 |
| Flexidrill Limited | 53 |
1 |
| Khw Umweltdienst, GmbH | 1 |
1 |
| Nature's Energy Banc | 2 |
1 |
| Safety Design USA Inc. | 2 |
1 |
| SHINYO Industries, Co., Ltd. | 2 |
1 |
| Sieber, Joseph | 1 |
1 |
| Takeuchi Mfg. Co., Ltd. | 46 |
1 |
| Other owners | 14 |