- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 6/34 - Immersion cells, e.g. sea-water cells
Patent holdings for IPC class H01M 6/34
Total number of patents in this class: 121
10-year publication summary
|
13
|
11
|
11
|
19
|
7
|
9
|
7
|
3
|
5
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Otsuka Pharmaceutical Co., Ltd. | 1501 |
8 |
| Korea Institute of Ocean Science & Technology | 441 |
5 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 702 |
4 |
| Epsilor - Electric Fuel Ltd. | 6 |
4 |
| Evoqua Water Technologies LLC | 931 |
4 |
| Wass Submarine Systems S.r.l. | 14 |
4 |
| Koninklijke Philips N.V. | 25832 |
3 |
| Massachusetts Institute of Technology | 10239 |
3 |
| Lawrence Livermore National Security, LLC | 1972 |
3 |
| DCNS | 95 |
3 |
| PolyPlus Battery Company | 96 |
3 |
| Phenogy AG | 18 |
3 |
| L3harris Open Water Power, Inc. | 17 |
3 |
| Schlumberger Technology Corporation | 11798 |
2 |
| The United States of America as represented by the Secretary of the Navy | 2856 |
2 |
| Empire Technology Development LLC | 1614 |
2 |
| DexCom, Inc. | 1765 |
2 |
| EaglePicher Technologies, LLC | 110 |
2 |
| G. Concept Technology Ltd. | 2 |
2 |
| Industry-University Cooperation Foundation Hanyang University | 1010 |
2 |
| Other owners | 57 |