H05B 3/12
Characterised by the composition or nature of the conductive material
Official title: characterised by the composition or nature of the conductive material
H05B3/12 (Characterised by the composition or nature of the conductive material) appears on 2,270 US grants and 2,629 published applications in this corpus.
Search patents in H05B- Granted patents
- 2,270
- Published applications
- 2,629
- Assignees
- 1,212
- Inventors
- 5,403
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 21 | 0 |
| 1977 | 25 | 0 |
| 1978 | 17 | 0 |
| 1979 | 6 | 0 |
| 1980 | 10 | 0 |
| 1981 | 15 | 0 |
| 1982 | 22 | 0 |
| 1983 | 22 | 0 |
| 1984 | 27 | 0 |
| 1985 | 25 | 0 |
| 1986 | 22 | 0 |
| 1987 | 29 | 0 |
| 1988 | 27 | 0 |
| 1989 | 33 | 0 |
| 1990 | 27 | 0 |
| 1991 | 30 | 0 |
| 1992 | 22 | 0 |
| 1993 | 41 | 0 |
| 1994 | 44 | 0 |
| 1995 | 40 | 0 |
| 1996 | 23 | 0 |
| 1997 | 33 | 0 |
| 1998 | 28 | 0 |
| 1999 | 32 | 0 |
| 2000 | 43 | 0 |
| 2001 | 29 | 17 |
| 2002 | 35 | 47 |
| 2003 | 35 | 58 |
| 2004 | 41 | 71 |
| 2005 | 40 | 72 |
| 2006 | 30 | 50 |
| 2007 | 29 | 54 |
| 2008 | 38 | 38 |
| 2009 | 16 | 49 |
| 2010 | 24 | 75 |
| 2011 | 19 | 47 |
| 2012 | 30 | 46 |
| 2013 | 36 | 68 |
| 2014 | 26 | 68 |
| 2015 | 40 | 88 |
| 2016 | 59 | 126 |
| 2017 | 49 | 147 |
| 2018 | 87 | 138 |
| 2019 | 113 | 154 |
| 2020 | 117 | 192 |
| 2021 | 103 | 180 |
| 2022 | 110 | 193 |
| 2023 | 133 | 217 |
| 2024 | 152 | 174 |
| 2025 | 139 | 159 |
| 2026 | 76 | 101 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Heated mat6 Oct 2026US 12,757,296 B2Carter Associates, Inc.
- Heater including a heating wire having a zig-zag shape, and a fixing device, an image formation device, and a heating device with such a heater29 Sep 2026US 12,748,368 B2Misuzu Industry Co., Ltd.
- Method and device for prolonging the service life of ceramic electric heating element under direct-current power supply condition29 Sep 2026US 12,750,922 B2
- Ceramic body, honeycomb structure, method for producing ceramic body and heater element29 Sep 2026US 12,750,923 B2NGK Insulators, Ltd.
- Enhanced dispenser control22 Sep 2026US 12,741,047 B2Pura Scents, Inc.
- Anti-fatigue mat8 Oct 2026US 2026/0305857 A1Livyi LLC
- Leading edge of an aircraft part and process for forming a leading edge8 Oct 2026US 2026/0307808 A1Airbus Operations GmbH
- Heating Assembly for an Aerosol Generating Device and Associated Method for Obtaining Said Heating Assembly24 Sep 2026US 2026/0283245 A1JT International SA
- An aerosol-generating device having a heat-conducting element24 Sep 2026US 2026/0283248 A1Philip Morris Products S. A.
- Ptc resistor17 Sep 2026US 2026/0279624 A1Tokyo Cosmos Electric Co., Ltd.
Most cited
By later US patents
- Polymer compositions exhibiting a PTC property and methods of fabrication755US 7,309,849 B2SurgRx, Inc. · 2007
- Tobacco flavor unit for electrical smoking article comprising fibrous mat555US 5,369,723 APhilip Morris Incorporated · 1994
- Wafer heating apparatus541US 6,753,507 B2KYOCERA Corporation · 2004
- Heater-sensor complex502US 6,054,678 AHakko Corporation · 2000
- Alternating current electrically resistive heating element having intrinsic temperature control458US 4,256,945 AIris Associates · 1981