- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 5/02 - Heavy waterPreparation by chemical reaction of hydrogen isotopes or their compounds, e.g. 4ND3+7O2→ 4NO2+6D2O, 2D2+O2→ 2D2O
Patent holdings for IPC class C01B 5/02
Total number of patents in this class: 44
10-year publication summary
|
5
|
12
|
3
|
6
|
3
|
0
|
3
|
5
|
3
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sanuwave, Inc. | 90 |
7 |
| Industrie de Nora S.p.A. | 276 |
3 |
| Shinshu University | 462 |
3 |
| Taiyo Nippon Sanso Corporation | 364 |
3 |
| Isowater Corporation | 2 |
2 |
| Kotobuki Tsushou Co., Ltd. | 20 |
2 |
| Botanical Water Technologies IP Ltd | 9 |
2 |
| R2d2, LLC | 2 |
2 |
| H2plus LLC | 19 |
2 |
| Thermo Finnigan LLC | 645 |
1 |
| Biomotif AB | 5 |
1 |
| Consolidated Nuclear Security, LLC | 126 |
1 |
| Heraeus Deutschland GmbH & Co. KG | 421 |
1 |
| Korea Atomic Energy Research Institute | 429 |
1 |
| Korea Nuclear Engineering Co., Ltd. | 11 |
1 |
| National Institutes for Quantum and Radiological Science and Technology | 102 |
1 |
| Niigata University | 234 |
1 |
| Tanaka Kikinzoku Kogyo K.K. | 592 |
1 |
| Tokyo Metropolitan Industrial Technology Research Institute | 51 |
1 |
| Avantium Knowledge Centre B.V. | 189 |
1 |
| Other owners | 7 |