- All sections
- H - Electricity
- H02M - Apparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systemsconversion of dc or ac input power into surge output powercontrol or regulation thereof
- H02M 7/48 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
Patent holdings for IPC class H02M 7/48
Total number of patents in this class: 6723
10-year publication summary
390
|
445
|
589
|
686
|
495
|
489
|
463
|
432
|
417
|
184
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 45752 |
909 |
Denso Corporation | 24099 |
382 |
Hitachi, Ltd. | 15416 |
242 |
Hitachi Automotive Systems, Ltd. | 3958 |
237 |
Toshiba Mitsubishi-Electric Industrial Systems Corporation | 995 |
216 |
Panasonic Intellectual Property Management Co., Ltd. | 30903 |
201 |
Fuji Electric Co., Ltd. | 5098 |
188 |
Hitachi Astemo, Ltd. | 6358 |
181 |
Daikin Industries, Ltd. | 9951 |
178 |
Nidec Corporation | 2642 |
140 |
Hitachi Industrial Equipment Systems Co., Ltd. | 1450 |
106 |
Nissan Motor Co., Ltd. | 12377 |
100 |
Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6274 |
92 |
Rohm Co., Ltd. | 6411 |
90 |
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12880 |
79 |
Sumitomo Electric Industries, Ltd. | 15321 |
74 |
Aisin AW Co., Ltd. | 2340 |
73 |
Meidensha Corporation | 873 |
72 |
Omron Corporation | 7233 |
61 |
Enphase Energy, Inc. | 601 |
60 |
Other owners | 3042 |