- All sections
- H - Electricity
- H01G - Capacitors; capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices of the electrolytic type
- H01G 11/70 - Current collectors characterised by their structure
Patent holdings for IPC class H01G 11/70
Total number of patents in this class: 511
10-year publication summary
41
|
46
|
61
|
52
|
66
|
42
|
28
|
18
|
23
|
23
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Sumitomo Electric Industries, Ltd. | 14131 |
37 |
Sumitomo Electric Toyama Co., Ltd. | 97 |
21 |
GS Yuasa International Ltd. | 1834 |
19 |
The Regents of the University of California | 18943 |
15 |
FUJIFILM Corporation | 27102 |
15 |
Asahi Kasei Kabushiki Kaisha | 2429 |
12 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
11 |
FastCAP SYSTEMS Corporation | 134 |
11 |
Panasonic Corporation | 20786 |
10 |
Semiconductor Energy Laboratory Co., Ltd. | 10902 |
10 |
Murata Manufacturing Co., Ltd. | 22355 |
9 |
Nippon Chemi-Con Corporation | 371 |
9 |
Zeon Corporation | 3854 |
9 |
Kabushiki Kaisha Toyota Jidoshokki | 1699 |
9 |
Mitsubishi Materials Corporation | 2378 |
8 |
Taiyo Yuden Co., Ltd. | 1809 |
8 |
Toyo Aluminium Kabushiki Kaisha | 357 |
8 |
Global Energy Science, LLC (California) | 13 |
7 |
TPR Co., Ltd. | 141 |
6 |
Power Roll Limited | 37 |
6 |
Other owners | 271 |