- All sections
- H - Electricity
- H01G - Capacitorscapacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices of the electrolytic type
- H01G 11/34 - Carbon-based characterised by carbonisation or activation of carbon
Patent holdings for IPC class H01G 11/34
Total number of patents in this class: 511
10-year publication summary
|
60
|
61
|
48
|
51
|
31
|
32
|
18
|
31
|
32
|
35
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10314 |
25 |
| Group14 Technologies, Inc. | 110 |
17 |
| Kuraray Co., Ltd. | 3516 |
16 |
| Asahi Kasei Kabushiki Kaisha | 2686 |
13 |
| Sony Corporation | 30929 |
7 |
| The Regents of the University of California | 20087 |
7 |
| Nanotek Instruments Group, LLC | 52 |
7 |
| Sumitomo Electric Industries, Ltd. | 15609 |
6 |
| GM Global Technology Operations LLC | 15162 |
6 |
| King Fahd University of Petroleum and Minerals | 1272 |
6 |
| Nippon Chemi-Con Corporation | 408 |
6 |
| Ucap Power, Inc. | 59 |
6 |
| Farad Power, Inc. | 12 |
5 |
| JX Nippon Oil & Energy Corporation | 999 |
5 |
| Imam Abdulrahman Bin Faisal University | 535 |
5 |
| Daikin Industries, Ltd. | 10071 |
4 |
| Board of Regents, The University of Texas System | 5860 |
4 |
| Toray Industries, Inc. | 6978 |
4 |
| Lawrence Livermore National Security, LLC | 1946 |
4 |
| Energ2 Technologies, Inc. | 25 |
4 |
| Other owners | 354 |