- All sections
- H - Electricity
- H01G - Capacitors; capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices of the electrolytic type
- H01G 11/42 - Powders or particles, e.g. composition thereof
Patent holdings for IPC class H01G 11/42
Total number of patents in this class: 374
10-year publication summary
41
|
33
|
34
|
34
|
39
|
15
|
25
|
24
|
25
|
10
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
GS Yuasa International Ltd. | 1834 |
25 |
Nippon Chemi-Con Corporation | 371 |
17 |
Zeon Corporation | 3854 |
16 |
Kuraray Co., Ltd. | 3392 |
15 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
13 |
Corning Incorporated | 9932 |
13 |
Nanotek Instruments Group, LLC | 54 |
8 |
Semiconductor Energy Laboratory Co., Ltd. | 10902 |
7 |
Sekisui Chemical Co., Ltd. | 3159 |
7 |
Tesla, Inc. | 1519 |
7 |
Fuji Jukogyo Kabushiki Kaisha | 87 |
6 |
Matsushita Electric Industrial Co., Ltd. | 4724 |
5 |
Hitachi Chemical Company, Ltd. | 2455 |
5 |
Sumitomo Chemical Company, Limited | 8808 |
5 |
TPR Co., Ltd. | 141 |
5 |
Panasonic Corporation | 20786 |
4 |
Sumitomo Electric Industries, Ltd. | 14131 |
4 |
Nitto Denko Corporation | 7879 |
4 |
Massachusetts Institute of Technology | 9795 |
4 |
Daikin Industries, Ltd. | 9495 |
4 |
Other owners | 200 |