H01B 17/36
Insulators having evacuated or gas-filled spaces
H01B17/36 (Insulators having evacuated or gas-filled spaces) appears on 45 US grants and 32 published applications in this corpus.
Search patents in H01B- Granted patents
- 45
- Published applications
- 32
- Assignees
- 30
- Inventors
- 102
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 5 |
| 2014 | 2 | 4 |
| 2015 | 4 | 1 |
| 2016 | 3 | 2 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 2 | 2 |
| 2021 | 3 | 5 |
| 2022 | 2 | 0 |
| 2023 | 1 | 2 |
| 2024 | 2 | 1 |
| 2025 | 2 | 3 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dielectric body for an electrical component21 Jul 2026US 12,688,948 B2TE Connectivity Solutions GmbH
- Insulated wire and preparation method therefor, winding wire, and electrical device26 May 2026US 12,640,282 B2Well Ascent Electronic (Ganzhou) Co., Ltd.
- Bushing comprising low-viscosity insulating fluid and electrical facility with bushing17 Mar 2026US 12,580,103 B2Hitachi Energy Ltd
- Wall bushing9 Sep 2025US 12,412,684 B2Jiangsu Shemar Electric Co., Ltd.
- Mixtures of supercritical fluids as a dielectric material14 Jan 2025US 12,198,831 B2Georgia Tech Research Corporation
- Insulated wire and preparation method therefor, winding wire, and electrical device30 Apr 2026US 2026/0120917 A1Well Ascent Electronic (Ganzhou) Co., Ltd.
- Electrical and thermal connection cable for charged particle microscopes6 Nov 2025US 2025/0342985 A1
- Dielectric body for an electrical component17 Jul 2025US 2025/0232892 A1TE Connectivity Solutions GmbH
- Mixtures of supercritical fluids as a dielectric material20 Mar 2025US 2025/0095876 A1Georgia Tech Research Corporation
- Bushing comprising low-viscosity insulating fluid and electrical facility with bushing17 Oct 2024US 2024/0347234 A1Hitachi Energy Ltd
Most cited
By later US patents
- Insulator bushing for high voltage input16US 4,117,255 AHitachi Plant Engineering & Construction Co., Ltd. · 1978
- Explosion resistant insulator and method of making same13US 4,401,841 A1983
- Bushing for gas-insulated electrical equipment13US 4,431,859 AMitsubishi Denki Kabushiki Kaisha · 1984
- Modular condenser bushing10US 4,227,035 AWestinghouse Electric Corp. · 1980
- Strengthening element for a mounting flange of a hollow cylindrical insulator housing8US 8,861,165 B2ABB Technology AG · 2014