H02J 3/1807
Using series compensators
Official title: using series compensators, e.g. thyristor-controlled series capacitors [TCSC]
H02J3/1807 (Using series compensators) appears on 295 US grants and 239 published applications in this corpus.
Search patents in H02J- Granted patents
- 295
- Published applications
- 239
- Assignees
- 156
- Inventors
- 676
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 12 | 0 |
| 1995 | 6 | 0 |
| 1996 | 2 | 0 |
| 1997 | 9 | 0 |
| 1998 | 10 | 0 |
| 1999 | 10 | 0 |
| 2000 | 12 | 0 |
| 2001 | 6 | 0 |
| 2002 | 5 | 3 |
| 2003 | 6 | 6 |
| 2004 | 3 | 4 |
| 2005 | 3 | 6 |
| 2006 | 4 | 5 |
| 2007 | 6 | 4 |
| 2008 | 4 | 13 |
| 2009 | 0 | 5 |
| 2010 | 12 | 8 |
| 2011 | 7 | 6 |
| 2012 | 5 | 5 |
| 2013 | 3 | 11 |
| 2014 | 7 | 10 |
| 2015 | 5 | 11 |
| 2016 | 12 | 7 |
| 2017 | 4 | 17 |
| 2018 | 16 | 18 |
| 2019 | 24 | 15 |
| 2020 | 11 | 16 |
| 2021 | 20 | 22 |
| 2022 | 18 | 16 |
| 2023 | 10 | 8 |
| 2024 | 12 | 9 |
| 2025 | 12 | 7 |
| 2026 | 5 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method for conserving energy resources in a power-distribution network4 Aug 2026US 12,700,736 B2Schneider Electric USA, Inc.
- Adaptive intelligent controls for resilient integration of energy systems28 Jul 2026US 12,695,311 B2
- Surface finish manufacturing system and process12 May 2026US 12,623,391 B2Eva Last Hong Kong Limited
- Dynamic computation and heirarchical control of assets of a power grid using shunt and series connected FACTS devices21 Apr 2026US 12,609,530 B2Smart Wires Inc.
- Integral voltage control of a distribution feeder to avoid voltage violations3 Mar 2026US 12,567,743 B2Siemens Aktiengesellschaft
- Supply/demand adjustment control device, supply/demand adjustment control method, integrated supply/demand adjustment method, and program20 Aug 2026US 2026/0245154 A1Mitsubishi Heavy Industries, Ltd.
- Slcc commutation system for novel electric power system, method for controlling slcc commutation system, storage medium, and program product30 Jul 2026US 2026/0221772 A1
- Retrofittable fractionally-rated active grid dampening system and method for high distributed energy resources penetration grid23 Jul 2026US 2026/0213535 A1Georgia Tech Research Corporation
- Interline power flow controller23 Jul 2026US 2026/0213537 A1Hitachi Energy Ltd
- Dynamic power flow controller (dpfc) for regulating power flow in a power transmission line25 Jun 2026US 2026/0178063 A1
Most cited
By later US patents
- Non-contact power distribution system323US 5,898,579 AAuckland Uniservices Limited · 1999
- Apparatus and method for dynamic voltage restoration of utility distribution networks274US 5,329,222 AWestinghouse Electric Corp. · 1994
- Systems and methods for distributed series compensation of power lines using passive devices215US 7,835,128 B2Georgia Tech Research Corporation · 2010
- Transmission line dynamic impedance compensation system176US 5,198,746 AWestinghouse Electric Corp. · 1993
- Power line conditioner using cascade multilevel inverters for voltage regulation, reactive power correction, and harmonic filtering154US 6,075,350 ALockheed Martin Energy Research Corporation · 2000