H01B 17/12
Special features of strain insulators
H01B17/12 (Special features of strain insulators) appears on 24 US grants and 13 published applications in this corpus.
Search patents in H01B- Granted patents
- 24
- Published applications
- 13
- Assignees
- 18
- Inventors
- 48
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 2 | 2 |
| 2019 | 1 | 0 |
| 2020 | 0 | 2 |
| 2021 | 1 | 0 |
| 2022 | 1 | 2 |
| 2023 | 1 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gain base for power distribution systems18 Aug 2026US 12,710,134 B2Marmon Utility LLC
- Electrical bushing and methods of producing an electrical bushing23 Jan 2024US 11,881,330 B2Hitachi Energy Ltd
- Transmission line assembly and compact insulator and hardware assembly for a transmission line assembly10 Jan 2023US 11,551,835 B2Lindsey Manufacturing Company
- Strain relief, end fastening part having strain relief, and clamping part therefor18 Jan 2022US 11,227,707 B2Igus GmbH
- Contamination protection for high-voltage insulators31 Aug 2021US 11,107,606 B2Bayernwerk Netz GmbH
- Insulator for aerial electrical lines with a mechanical load detection device11 Dec 2025US 2025/0378976 A1Sediver
- Gain Base for Power Distribution Systems24 Oct 2024US 2024/0353055 A1Marmon Utility LLC
- Electrical bushing and methods of producing an electrical bushing31 Mar 2022US 2022/0102031 A1ABB Power Grids Switzerland AG
- Transmission line assembly and compact insulator and hardware assembly for a transmission line assembly10 Feb 2022US 2022/0044848 A1Lindsey Manufacturing Company
- Strain relief, end fastening part having strain relief, and clamping part therefor30 Apr 2020US 2020/0135366 A1Igus GmbH
Most cited
By later US patents
- Composite insulator structure and method of construction30US 5,374,780 AMacLean-Fogg Company · 1994
- Insulator structure and method of construction30US 5,406,033 AMacLean-Fogg Company · 1995
- Insulating cover and clamp for guy wires or covers19US 3,999,340 AVirginia Plastics Company · 1976
- Composite electrical insulator and method of manufacturing same16US 5,633,478 ANGK Insulators, Ltd. · 1997
- Structural insulator7US 8,895,861 B2Arago Technology Limited · 2014