H05K 1/0248
Skew reduction or using delay lines
Official title: {Skew reduction or using delay lines}
H05K1/0248 (Skew reduction or using delay lines) appears on 240 US grants and 245 published applications in this corpus.
Search patents in H05K- Granted patents
- 240
- Published applications
- 245
- Assignees
- 114
- Inventors
- 475
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 1 |
| 2002 | 7 | 3 |
| 2003 | 4 | 8 |
| 2004 | 9 | 9 |
| 2005 | 5 | 9 |
| 2006 | 9 | 7 |
| 2007 | 7 | 12 |
| 2008 | 8 | 9 |
| 2009 | 11 | 13 |
| 2010 | 5 | 5 |
| 2011 | 9 | 17 |
| 2012 | 14 | 11 |
| 2013 | 6 | 17 |
| 2014 | 16 | 17 |
| 2015 | 12 | 10 |
| 2016 | 11 | 7 |
| 2017 | 7 | 8 |
| 2018 | 12 | 10 |
| 2019 | 14 | 16 |
| 2020 | 7 | 12 |
| 2021 | 11 | 6 |
| 2022 | 9 | 10 |
| 2023 | 9 | 6 |
| 2024 | 10 | 9 |
| 2025 | 2 | 10 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Wide-band common mode reduction in high speed differential traces18 Aug 2026US 12,713,520 B2Dell Products L. P.
- De-skewing differential signals21 Apr 2026US 12,609,665 B2Dell Products L. P.
- Trace arrangement for printed circuit board4 Nov 2025US 12,464,641 B2Cisco Technology, Inc.
- Interconnection system for ground current optimization17 Jun 2025US 12,334,685 B2TE Connectivity Solutions GmbH
- Bend compensation for conductive traces on printed circuit boards19 Nov 2024US 12,150,240 B2Amphenol Corporation
- Optimized tabbed routing5 Feb 2026US 2026/0040433 A1Dell Products L. P.
- Circuit board and device29 Jan 2026US 2026/0032820 A1Huawei Technologies Co., Ltd.
- Loss reduction high-speed differential transmission lines22 Jan 2026US 2026/0025911 A1Hewlett Packard Enterprise Development LP
- Wide-band common mode reduction in high speed differential traces18 Dec 2025US 2025/0386424 A1Dell Products L. P.
- Common mode detection in high speed differential traces18 Dec 2025US 2025/0386425 A1Dell Products L. P.
Most cited
By later US patents
- Disk drive comprising an interconnect with transmission lines forming an approximated lattice network134US 8,467,151 B1Western Digital Technologies, Inc. · 2013
- High-frequency bus system114US 6,266,730 B1Rambus Inc. · 2001
- High frequency bus system85US 6,067,594 ARambus Inc. · 2000
- Passive transmission line equalization using circuit-board thru-holes81US 6,812,803 B2Force10 Networks, Inc. · 2004
- Automatic clock de-skewing apparatus71US 4,755,704 AUnisys Corporation · 1988