H01C 7/13
Current-responsive
Official title: current-responsive
H01C7/13 (Current-responsive) appears on 143 US grants and 108 published applications in this corpus.
Search patents in H01C- Granted patents
- 143
- Published applications
- 108
- Assignees
- 86
- Inventors
- 349
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 7 | 0 |
| 1999 | 9 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 0 |
| 2002 | 5 | 7 |
| 2003 | 4 | 1 |
| 2004 | 5 | 11 |
| 2005 | 4 | 3 |
| 2006 | 6 | 7 |
| 2007 | 2 | 5 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 3 |
| 2012 | 4 | 5 |
| 2013 | 6 | 11 |
| 2014 | 9 | 5 |
| 2015 | 3 | 3 |
| 2016 | 4 | 1 |
| 2017 | 2 | 3 |
| 2018 | 2 | 5 |
| 2019 | 3 | 4 |
| 2020 | 5 | 8 |
| 2021 | 5 | 6 |
| 2022 | 7 | 4 |
| 2023 | 3 | 6 |
| 2024 | 2 | 1 |
| 2025 | 4 | 6 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Surface-mounted polymer PCT overcurrent protection element having small package size14 Apr 2026US 12,603,198 B2Shanghai Wayon Electronics Co., Ltd.
- Over-current protection device2 Dec 2025US 12,488,916 B2Polytronics Technology Corp.
- Resistance alloy for use in shunt resistor, use of resistance alloy in shunt resistor, and shunt resistor using resistance alloy7 Oct 2025US 12,437,904 B2Koa Corporation
- Positive temperature coefficient component22 Jul 2025US 12,367,993 B2PPG Industries Ohio, Inc.
- Resistors, current sense resistors, battery shunts, shunt resistors, and methods of making14 Jan 2025US 12,196,783 B2Vishay Dale Electronics, Inc.
- Circuit protection device2 Jul 2026US 2026/0188999 A1Smart Electronics Inc.
- Resistors, current sense resistors, battery shunts, shunt resistors, and methods of making11 Sep 2025US 2025/0283916 A1Vishay Dale Electronics, Inc.
- Over-current protection device1 May 2025US 2025/0140452 A1Polytronics Technology Corp.
- Method and apparatus for sensing current in a back-to-back configuration20 Mar 2025US 2025/0096549 A1Microchip Technology Incorporated
- Over-current protection device23 Jan 2025US 2025/0029756 A1Polytronics Technology Corp.
Most cited
By later US patents
- Electrical devices having improved PTC polymeric compositions344US 5,880,668 ALittelfuse, Inc. · 1999
- Composite circuit protection devices137US 4,780,598 ARaychem Corporation · 1988
- Electrical overstress materials and method of manufacture98US 5,294,374 ALeviton Manufacturing Co., Inc. · 1994
- Circuit protection devices82US 4,317,027 ARaychem Corporation · 1982
- Automatic switching-off structure for protecting electronic device from burning82US 5,708,553 A1998