- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 10/30 - Nickel accumulators
Patent holdings for IPC class H01M 10/30
Total number of patents in this class: 486
10-year publication summary
49
|
65
|
46
|
48
|
39
|
43
|
30
|
36
|
26
|
9
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
NGK Insulators, Ltd. | 4589 |
66 |
Kabushiki Kaisha Toyota Jidoshokki | 1699 |
22 |
TDK Corporation | 6306 |
20 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
18 |
Toyota Motor Corporation | 28582 |
15 |
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
15 |
Encell Technology, Inc. | 56 |
14 |
GS Yuasa International Ltd. | 1834 |
14 |
Sanyo Electric Co., Ltd. | 3926 |
12 |
Kyocera Corporation | 12735 |
10 |
Powergenix Systems, Inc. | 16 |
10 |
Primearth EV Energy Co., Ltd. | 150 |
10 |
Duracell U.S. Operations, Inc. | 432 |
9 |
BASF Corporation | 2039 |
8 |
Nilar International AB | 38 |
8 |
Toyota Industries Corporation | 1010 |
6 |
Technische Universiteit Delft | 646 |
6 |
Varta Microbattery GmbH | 289 |
6 |
Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 2856 |
6 |
Panasonic Corporation | 20786 |
5 |
Other owners | 206 |