H01C 3/00
Non-adjustable metal resistors made of wire or ribbon
Official title: Non-adjustable metal resistors made of wire or ribbon, e.g. coiled, woven or formed as grids
H01C3/00 (Non-adjustable metal resistors made of wire or ribbon) appears on 337 US grants and 233 published applications in this corpus.
Search patents in H01C- Granted patents
- 337
- Published applications
- 233
- Assignees
- 204
- Inventors
- 656
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 11 | 0 |
| 1978 | 15 | 0 |
| 1979 | 5 | 0 |
| 1980 | 7 | 0 |
| 1981 | 5 | 0 |
| 1982 | 8 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 1 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 8 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 8 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 2 |
| 2002 | 5 | 9 |
| 2003 | 1 | 7 |
| 2004 | 6 | 7 |
| 2005 | 5 | 4 |
| 2006 | 5 | 11 |
| 2007 | 11 | 7 |
| 2008 | 4 | 5 |
| 2009 | 3 | 7 |
| 2010 | 2 | 18 |
| 2011 | 7 | 6 |
| 2012 | 17 | 6 |
| 2013 | 4 | 7 |
| 2014 | 5 | 7 |
| 2015 | 8 | 7 |
| 2016 | 9 | 11 |
| 2017 | 7 | 8 |
| 2018 | 9 | 14 |
| 2019 | 16 | 14 |
| 2020 | 17 | 20 |
| 2021 | 11 | 13 |
| 2022 | 14 | 14 |
| 2023 | 12 | 10 |
| 2024 | 8 | 3 |
| 2025 | 8 | 12 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H01C 3/10The resistive element having zig-zag or sinusoidal configuration138
- H01C 3/14The resistive element being formed in two or more coils or loops90
- H01C 3/06Flexible or folding resistors, whereby such a resistor can be looped or31
- H01C 3/02Arranged or constructed for reducing self-induction, capacitance or variation with frequency19
- H01C 3/08Dimension or characteristic of resistive element changing gradually or in discrete steps16
- H01C 3/04Iron-filament ballast resistors14
- H01C 3/005Metallic glasses therefor6
Recent patents
- Battery pack and device including the same17 Feb 2026US 12,555,877 B2LG Energy Solution, Ltd.
- Thin film resistor10 Feb 2026US 12,548,699 B2Viking Tech Corporation
- Resistor27 Jan 2026US 12,537,120 B2Rohm Co., Ltd.
- Method for assembling a cartridge for a smoking article16 Dec 2025US 12,495,840 B2RAI Strategic Holdings, Inc.
- Resistor18 Nov 2025US 12,476,029 B2Proterial, Ltd.
- Chip resistor23 Jul 2026US 2026/0213049 A1Panasonic Intellectual Property Management Co., Ltd.
- Method for assembling a cartridge for a smoking article2 Apr 2026US 2026/0090585 A1RAI Strategic Holdings, Inc.
- Sensor element and method of manufacturing a sensor element26 Mar 2026US 2026/0085981 A1TDK Electronics Co., Ltd.
- Electric heating element production method12 Mar 2026US 2026/0075721 A1Oerlikon Metco AG, Wohlen
- Motor assembly for driving a pump with a matrix converter13 Nov 2025US 2025/0350162 A1Vidar Corporation
Most cited
By later US patents
- Apparatus and methods for launching guided waves via plural waveguide systems263US 10,340,600 B2AT&T Intellectual Property I, L. P. · 2019
- Flexible potentiometer104US 5,157,372 A1992
- Flexible potentiometer in a horn control system84US 5,309,135 A1994
- Flexible potentiometer81US 5,583,476 ASensitron, Inc. · 1996
- Controlling hydrogen pressure in self-regulating nuclear reactors used to treat a subsurface formation74US 8,220,539 B2Shell Oil Company · 2012