H03K 3/53
By the use of an energy-accumulating element discharged through the load by
Official title: by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback (H03K3/335 takes precedence)
H03K3/53 (By the use of an energy-accumulating element discharged through the load by) appears on 729 US grants and 474 published applications in this corpus.
Search patents in H03K- Granted patents
- 729
- Published applications
- 474
- Assignees
- 406
- Inventors
- 1,221
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 14 | 0 |
| 1978 | 21 | 0 |
| 1979 | 12 | 0 |
| 1980 | 6 | 0 |
| 1981 | 8 | 0 |
| 1982 | 5 | 0 |
| 1983 | 9 | 0 |
| 1984 | 6 | 0 |
| 1985 | 12 | 0 |
| 1986 | 11 | 0 |
| 1987 | 18 | 0 |
| 1988 | 13 | 0 |
| 1989 | 11 | 0 |
| 1990 | 10 | 0 |
| 1991 | 18 | 0 |
| 1992 | 18 | 0 |
| 1993 | 12 | 0 |
| 1994 | 16 | 0 |
| 1995 | 20 | 0 |
| 1996 | 10 | 0 |
| 1997 | 10 | 0 |
| 1998 | 15 | 0 |
| 1999 | 18 | 0 |
| 2000 | 13 | 0 |
| 2001 | 17 | 5 |
| 2002 | 9 | 8 |
| 2003 | 7 | 4 |
| 2004 | 9 | 7 |
| 2005 | 2 | 11 |
| 2006 | 8 | 15 |
| 2007 | 8 | 15 |
| 2008 | 10 | 20 |
| 2009 | 19 | 19 |
| 2010 | 13 | 18 |
| 2011 | 17 | 21 |
| 2012 | 22 | 15 |
| 2013 | 9 | 17 |
| 2014 | 12 | 17 |
| 2015 | 16 | 16 |
| 2016 | 9 | 9 |
| 2017 | 16 | 20 |
| 2018 | 13 | 18 |
| 2019 | 30 | 21 |
| 2020 | 25 | 33 |
| 2021 | 25 | 39 |
| 2022 | 26 | 23 |
| 2023 | 28 | 31 |
| 2024 | 22 | 33 |
| 2025 | 21 | 25 |
| 2026 | 13 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Pulse current application device and control method of pulse current application device25 Aug 2026US 12,719,458 B2Fuji Electric Co., Ltd.
- Marx generator with pulsating power buffer11 Aug 2026US 12,706,595 B1Wisconsin Alumni Research Foundation (WARF)
- Pulsed power supply apparatus14 Jul 2026US 12,683,495 B2Mitsubishi Electric Corporation
- Synergistic pulse generation apparatus, device and method23 Jun 2026US 12,665,582 B2Hangzhou Wknife Medical Technology Co., Ltd
- High power generator and method of supplying high power pulses16 Jun 2026US 12,658,714 B2Trumpf Huettinger Sp. Z O. O.
- Apparatus and Method of Generating a Waveform8 Oct 2026US 2026/0311965 A1Eagle Harbor Technologies, Inc.
- High-voltage pulse generation circuit8 Oct 2026US 2026/0312574 A1Sansha Electric Manufacturing Company, Limited
- Pulse power supply device, dielectric barrier discharge device, and induction heating device6 Aug 2026US 2026/0231300 A1NISSIN lnc.
- Heat dissipation device for marx generator, and marx generator30 Jul 2026US 2026/0223337 A1Nuctech Company Limited
- Circuit for pumping an active medium of a laser16 Jul 2026US 2026/0204866 A1Fotona d.o.o.
Most cited
By later US patents
- Copper laser modulator driving assembly including a magnetic compression laser206US 5,313,481 AThe United States of America as represented by the United States Department of Energy · 1994
- Reliable modular production quality narrow-band high REP rate excimer laser171US 6,128,323 ACymer, Inc. · 2000
- Electroporation employing user-configured pulsing scheme162US 5,869,326 AGenetronics, Inc. · 1999
- Pulse power generating circuit with energy recovery157US 5,729,562 AAdvanced Pulse Power Technologies, Inc. · 1998
- Air and water cooled modulator146US 5,448,580 AThe United States of America as represented by the United States Department of Energy · 1995