- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 49/92 - Ketonic chelates
Patent holdings for IPC class C07C 49/92
Total number of patents in this class: 91
10-year publication summary
|
6
|
5
|
6
|
3
|
4
|
3
|
3
|
3
|
7
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| National University Corporation Hokkaido University | 1386 |
8 |
| Tanaka Kikinzoku Kogyo K.K. | 572 |
5 |
| Credoxys GmbH | 13 |
5 |
| ASM IP Holding B.V. | 2490 |
4 |
| National University Corporation Nara Institute of Science and Technology | 220 |
4 |
| Novaled GmbH | 493 |
4 |
| National Institute of Advanced Industrial Science and Technology | 3789 |
3 |
| JSR Corporation | 2538 |
3 |
| Kureha Corporation | 1096 |
3 |
| Canon Kabushiki Kaisha | 7417 |
3 |
| Konica Minolta, Inc. | 9208 |
2 |
| Adeka Corporation | 1388 |
2 |
| Bluestar Silicones France. | 62 |
2 |
| IDEXX Laboratories, Inc. | 917 |
2 |
| JX Nippon Oil & Energy Corporation | 978 |
2 |
| Stichting voor de Technische Wetenschappen | 91 |
2 |
| UMC Utrecht Holding B.V. | 215 |
2 |
| The University of Tokyo | 4409 |
2 |
| Hitachi, Ltd. | 16237 |
1 |
| Hitachi Chemical Company, Ltd. | 2217 |
1 |
| Other owners | 31 |