H01B 13/141
Of two or more insulating layers
Official title: {of two or more insulating layers}
H01B13/141 (Of two or more insulating layers) appears on 88 US grants and 101 published applications in this corpus.
Search patents in H01B- Granted patents
- 88
- Published applications
- 101
- Assignees
- 66
- Inventors
- 236
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 1 | 5 |
| 2007 | 2 | 2 |
| 2008 | 3 | 5 |
| 2009 | 2 | 3 |
| 2010 | 4 | 4 |
| 2011 | 0 | 3 |
| 2012 | 2 | 4 |
| 2013 | 3 | 8 |
| 2014 | 2 | 4 |
| 2015 | 3 | 5 |
| 2016 | 5 | 8 |
| 2017 | 3 | 6 |
| 2018 | 10 | 6 |
| 2019 | 6 | 4 |
| 2020 | 2 | 2 |
| 2021 | 3 | 4 |
| 2022 | 3 | 3 |
| 2023 | 7 | 6 |
| 2024 | 2 | 4 |
| 2025 | 3 | 4 |
| 2026 | 5 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Foamed electric wire, communication cable, and method of manufacturing the same29 Sep 2026US 12,749,594 B2Yazaki Corporation
- Extruder assembly25 Aug 2026US 12,715,168 B2Milacron Marketing Company LLC
- Semiconductive polymer composition25 Aug 2026US 12,718,968 B2Borealis AG
- Multicore cable-having a stranded pair of core electric wires and an adjacent wire with a controlled diameter ratio11 Aug 2026US 12,706,229 B2Sumitomo Electric Industries, Ltd.
- Layered profile insulation21 Jul 2026US 12,688,954 B2Leviton Manufacturing Co., Inc.
- Plastic coating for a cable with sliding properties2 Jul 2026US 2026/0185011 A1Conductores Monterrey, S.A. De C. V.
- Insulated wire and preparation method thereof, coil and electronic/electrical device11 Jun 2026US 2026/0162846 A1Well Ascent Electronic (Ganzhou) Co., Ltd.
- Corrosion resistant wireline cable5 Feb 2026US 2026/0038713 A1Schlumberger Technology Corporation
- Power Cable Comprising an Insulation Layer1 Jan 2026US 2026/0004946 A1NKT HV Cables AB
- Method of Making a Power Cable Joint11 Dec 2025US 2025/0378975 A1NKT HV Cables AB
Most cited
By later US patents
- Co-extruded electric conductor cable in three insulating layers of low humidity absorption electric method low smoke and toxic gas emission flame retardant82US 5,912,436 AServicios Condumex S.A. de C.V. · 1999
- Process for extrusion72US 5,575,965 AUnion Carbide Chemicals & Plastics Technology Corporation · 1996
- Enhanced electrical cables55US 7,402,753 B2Schlumberger Technology Corporation · 2008
- Enhanced electrical cables46US 7,170,007 B2Schlumburger Technology Corp. · 2007
- Fiber optic cables with access features and methods of making fiber optic cables36US 9,073,243 B2Corning Cable Systems LLC · 2015