H02M 7/497
Sinusoidal output voltages being obtained by combination of several voltages being out
Official title: sinusoidal output voltages being obtained by combination of several voltages being out of phase
H02M7/497 (Sinusoidal output voltages being obtained by combination of several voltages being out) appears on 47 US grants and 43 published applications in this corpus.
Search patents in H02M- Granted patents
- 47
- Published applications
- 43
- Assignees
- 46
- Inventors
- 117
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 2 | 2 |
| 2011 | 2 | 3 |
| 2012 | 3 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 4 |
| 2015 | 1 | 0 |
| 2016 | 2 | 3 |
| 2017 | 2 | 4 |
| 2018 | 4 | 3 |
| 2019 | 6 | 2 |
| 2020 | 3 | 4 |
| 2021 | 2 | 2 |
| 2022 | 1 | 3 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 2 | 2 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Power converter21 May 2026US 2026/0142558 A1Panasonic Intellectual Property Management Co., Ltd.
- Carrier reconstruction method for eliminating dc and low-frequency circulating currents in multi-parallel converters31 Jul 2025US 2025/0246986 A1Nanjing University of Science and Technology
- Power converters and staircase modulation methods therefor17 Apr 2025US 2025/0125708 A1Eaton Intelligent Power Limited
Most cited
By later US patents
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- Integral stack columns67US 7,705,490 B2Bloom Energy Corporation · 2010
- Power converting system with a plurality of charging capacitors45US 5,610,807 AMatsushita Electric Works, Ltd. · 1997
- Ripple cancellation43US 7,974,106 B2Bloom Energy Corporation · 2011