H01B 9/0688
Features relating to the dielectric of oil-pressure cables
Official title: {Features relating to the dielectric of oil-pressure cables}
H01B9/0688 (Features relating to the dielectric of oil-pressure cables) appears on 13 US grants and 9 published applications in this corpus.
Search patents in H01B- Granted patents
- 13
- Published applications
- 9
- Assignees
- 10
- Inventors
- 39
- Latest grant
- 29 Jun 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 2 |
| 2021 | 2 | 1 |
By publication year. Applications have been published since 2001.
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Most cited
By later US patents
- Solid DC cable12US 6,201,191 B1Sumitomo Electric Industries, Ltd. · 2001
- High voltage direct current electrical cable with mass-impregnated insulation9US 6,395,975 B1Pirelli Cavi e Sistemi S.p,A. · 2002
- Direct current oil-filled self contained cable8US 5,481,070 ASumitomo Electric Industries, Ltd. · 1996
- Method for manufacturing an electric device having an insulation system impregnated with a dielectric fluid8US 6,391,447 B1ABB AB · 2002
- Solid cable, manufacturing method thereof, and transmission line therewith6US 6,399,878 B2Sumitomo Electric Industries, Ltd. · 2002