H02M 5/02
Without intermediate conversion into dc
Official title: without intermediate conversion into DC
H02M5/02 (Without intermediate conversion into dc) appears on 1,981 US grants and 1,703 published applications in this corpus.
Search patents in H02M- Granted patents
- 1,981
- Published applications
- 1,703
- Assignees
- 972
- Inventors
- 3,599
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 26 | 0 |
| 1977 | 22 | 0 |
| 1978 | 15 | 0 |
| 1979 | 8 | 0 |
| 1980 | 14 | 0 |
| 1981 | 23 | 0 |
| 1982 | 26 | 0 |
| 1983 | 13 | 0 |
| 1984 | 18 | 0 |
| 1985 | 20 | 0 |
| 1986 | 23 | 0 |
| 1987 | 45 | 0 |
| 1988 | 14 | 0 |
| 1989 | 22 | 0 |
| 1990 | 24 | 0 |
| 1991 | 19 | 0 |
| 1992 | 16 | 0 |
| 1993 | 23 | 0 |
| 1994 | 18 | 0 |
| 1995 | 12 | 0 |
| 1996 | 18 | 0 |
| 1997 | 21 | 0 |
| 1998 | 31 | 0 |
| 1999 | 29 | 0 |
| 2000 | 17 | 0 |
| 2001 | 36 | 7 |
| 2002 | 18 | 14 |
| 2003 | 19 | 38 |
| 2004 | 33 | 33 |
| 2005 | 17 | 42 |
| 2006 | 29 | 23 |
| 2007 | 32 | 32 |
| 2008 | 25 | 40 |
| 2009 | 25 | 42 |
| 2010 | 35 | 43 |
| 2011 | 31 | 60 |
| 2012 | 40 | 63 |
| 2013 | 59 | 86 |
| 2014 | 55 | 119 |
| 2015 | 74 | 111 |
| 2016 | 100 | 93 |
| 2017 | 112 | 102 |
| 2018 | 108 | 99 |
| 2019 | 97 | 90 |
| 2020 | 90 | 76 |
| 2021 | 85 | 110 |
| 2022 | 78 | 87 |
| 2023 | 76 | 78 |
| 2024 | 75 | 74 |
| 2025 | 70 | 73 |
| 2026 | 45 | 68 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
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- Power converter17 Sep 2026US 2026/0280438 A1Infineon Technologies Austria AG
- Power converter17 Sep 2026US 2026/0280439 A1Infineon Technologies Austria AG
- Method for operating a converter, converter and computer program product10 Sep 2026US 2026/0269736 A1Hitachi Energy Ltd
- Step down the voltage in the transmission lines using capacitors and high frequency switches3 Sep 2026US 2026/0261211 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Ozone generator with in-line ozone sensor515US 5,540,898 AVasogen, Inc. · 1996
- Inverter device and air conditioner including the same505US 8,884,560 B2Mitsubishi Electric Corporation · 2014
- Planar transformer power supply266US 7,502,234 B2Aaron Medical Industries, Inc. · 2009
- Programmed control module for inductive coupling to a wall switch244US 5,264,761 ABeacon Light Products, Inc. · 1993
- Phase modulated switchmode power amplifier and waveform generator220US 4,479,175 AHoneywell Inc. · 1984