H05B 2203/027
Heaters specially adapted for glow plug igniters
H05B2203/027 (Heaters specially adapted for glow plug igniters) appears on 111 US grants and 110 published applications in this corpus.
Search patents in H05B- Granted patents
- 111
- Published applications
- 110
- Assignees
- 34
- Inventors
- 176
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 9 | 0 |
| 2001 | 7 | 2 |
| 2002 | 3 | 9 |
| 2003 | 6 | 5 |
| 2004 | 7 | 3 |
| 2005 | 2 | 1 |
| 2006 | 2 | 4 |
| 2007 | 4 | 7 |
| 2008 | 1 | 5 |
| 2009 | 1 | 6 |
| 2010 | 4 | 4 |
| 2011 | 4 | 5 |
| 2012 | 3 | 1 |
| 2013 | 1 | 8 |
| 2014 | 0 | 10 |
| 2015 | 2 | 8 |
| 2016 | 7 | 1 |
| 2017 | 10 | 8 |
| 2018 | 3 | 3 |
| 2019 | 5 | 4 |
| 2020 | 4 | 1 |
| 2021 | 3 | 4 |
| 2022 | 1 | 3 |
| 2023 | 1 | 5 |
| 2024 | 3 | 1 |
| 2025 | 1 | 1 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heater11 Aug 2026US 12,707,538 B2KYOCERA Corporation
- High voltage ceramic electric heating element14 Apr 2026US 12,604,370 B2Chongqing Le-Mark Ceramic Technology Co Limited
- Heater14 Apr 2026US 12,604,371 B2KYOCERA Corporation
- Electrode-embedded ceramic structure24 Feb 2026US 12,563,645 B2NGK Insulators, Ltd.
- Heater11 Mar 2025US 12,250,752 B2KYOCERA Corporation
- Flat-shaped ceramic electric heating element23 Jul 2026US 2026/0214755 A1Chongqing Le-Mark Technology Co
- All-ceramic heating element17 Apr 2025US 2025/0126682 A1Chongqing Le-Mark Technology Co
- Heater4 Apr 2024US 2024/0114596 A1KYOCERA Corporation
- Composite material for ceramic electric heating element2 Nov 2023US 2023/0354480 A1Chongqing Le-Mark Technology Co
- Heater18 May 2023US 2023/0156871 A1KYOCERA Corporation
Most cited
By later US patents
- Heating resistor for ceramic heaters, ceramic heaters and method of manufacturing ceramic heaters33US 6,274,855 B1Ngk Spark Plug Co., Ltd. · 2001
- Glow plug for diesel engine with ptc control element disposed in small-diameter sheath section and connected to the distal end thereof32US 6,037,568 AJidosha Kiki Co., Ltd. · 2000
- Multi-layer ceramic heater element and method of making same29US 6,884,967 B1Chongging Le-Mark Ceramic Technology Co. Ltd. · 2005
- Method for manufacturing a ceramic heater27US 6,143,238 ANgk Spark Plug Co., Ltd. · 2000
- Ceramic heater, a method of making the same and a ceramic glow plug having the ceramic heater24US 6,049,065 ANgk Spark Plug Co., Ltd. · 2000