H01C 3/20
Wound on cylindrical or prismatic base
Official title: wound on cylindrical or prismatic base (H01C3/16 takes precedence)
H01C3/20 (Wound on cylindrical or prismatic base) appears on 45 US grants and 36 published applications in this corpus.
Search patents in H01C- Granted patents
- 45
- Published applications
- 36
- Assignees
- 39
- Inventors
- 99
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 0 | 3 |
| 2007 | 2 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 2 | 1 |
| 2011 | 1 | 2 |
| 2012 | 3 | 0 |
| 2013 | 0 | 3 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 3 | 2 |
| 2017 | 0 | 1 |
| 2018 | 1 | 2 |
| 2019 | 3 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 2 |
| 2022 | 3 | 3 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 4 |
By publication year. Applications have been published since 2001.
Recent patents
- Resistor18 Nov 2025US 12,476,029 B2Proterial, Ltd.
- Component that can be soldered in SMD technology and method for producing a component that can be soldered in SMD technology13 Feb 2024US 11,901,149 B2Endress + Hauser GmbH + Co. KG
- Load resistor16 Aug 2022US 11,417,446 B2Tatsumi Ryoki Co., Ltd
- Reactive silent speaker device for simulating harmonic nonlinearities of a loudspeaker31 May 2022US 11,348,568 B2AMP Devices, LLC
- Noise-preventing resistor and method of manufacturing same31 May 2022US 11,348,709 B2Koa Corporation
- Load bank apparatus21 Aug 2025US 2025/0266190 A1Ulb, L.L.C.
- Resistor Structure and a Voltage Divider Arrangement15 May 2025US 2025/0157701 A1ABB Schweiz AG
- Resistor Structure and a Voltage Divider Arrangement15 May 2025US 2025/0157703 A1ABB Schweiz AG
- Resistor Structure and a Voltage Divider Arrangement15 May 2025US 2025/0157704 A1ABB Schweiz AG
- Stable atomization heating unit, heating assembly and atomization device21 Nov 2024US 2024/0381934 A1Shenzhen Huachengda Precision Industry Co. Ltd.
Most cited
By later US patents
- Fine-line thick film resistors and resistor networks and method of making same58US 5,548,268 A1996
- Fine-line thick film resistors and resistor networks and method of making same42US 5,521,576 A1996
- Heater and method of making same25US 4,112,410 AWatlow Electric Manufacturing Company · 1978
- Flexible averaging resistance temperature detector21US 6,977,575 B2RTD Company · 2005
- System and method for extracting energy from an ultracapacitor17US 7,541,782 B2Intel Corporation · 2009