H05K 9/0069
Methods for measuring the shielding efficiency
Official title: {Methods for measuring the shielding efficiency; Apparatus therefor; Isolation container for testing}
H05K9/0069 (Methods for measuring the shielding efficiency) appears on 69 US grants and 55 published applications in this corpus.
Search patents in H05K- Granted patents
- 69
- Published applications
- 55
- Assignees
- 50
- Inventors
- 164
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 4 |
| 2006 | 1 | 1 |
| 2007 | 2 | 2 |
| 2008 | 0 | 0 |
| 2009 | 2 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 2 |
| 2012 | 2 | 3 |
| 2013 | 1 | 2 |
| 2014 | 2 | 2 |
| 2015 | 3 | 2 |
| 2016 | 1 | 5 |
| 2017 | 2 | 1 |
| 2018 | 5 | 2 |
| 2019 | 6 | 8 |
| 2020 | 7 | 4 |
| 2021 | 3 | 3 |
| 2022 | 2 | 2 |
| 2023 | 3 | 2 |
| 2024 | 1 | 4 |
| 2025 | 3 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electromagnetic wave absorber evaluation apparatus and electromagnetic wave absorber evaluation method17 Feb 2026US 12,555,921 B2Daido Steel Co., Ltd.
- Isolated probe tip29 Jul 2025US 12,372,550 B2
- Enclosure for testing electronic devices3 Jun 2025US 12,323,227 B2Promptlink Communications, Inc.
- Method for shielding a printed circuit board from electromagnetic interference and noise during testing29 Apr 2025US 12,289,822 B2Skyworks Solutions, Inc.
- Curtain and shielded chamber for shielding an electromagnetic field15 Oct 2024US 12,120,859 B2Siemens Healthineers AG
- Alignment device for shielding effectiveness measuring instrument9 Jul 2026US 2026/0194556 A1Korea Testing Laboratory (Ktl)
- Enclosure for testing electronic devices13 Nov 2025US 2025/0350389 A1Promptlink Communications, Inc.
- Shielding a printed circuit board from electromagnetic interference and noise during testing13 Nov 2025US 2025/0351261 A1Skyworks Solutions, Inc.
- Bond-degradation device for testing emi/lightning susceptibility and emission suppression13 Nov 2025US 2025/0351316 A1Hamilton Sundstrand Corporation
- Electromagnetic wave absorber evaluation apparatus and electromagnetic wave absorber evaluation method11 Jul 2024US 2024/0235051 A9Daido Steel Co., Ltd.
Most cited
By later US patents
- Electromagnetic isolation chamber80US 5,594,200 ARamsey Electronics, Inc. · 1997
- Measuring shield breaks in coaxial cable by a sheath test current57US 5,990,687 A1999
- Dual-loop spread-spectrum clock generator with master PLL and slave voltage-modulation-locked loop55US 5,943,382 ANeoMagic Corp. · 1999
- EMI reduction for a flat-panel display controller using horizontal-line based spread spectrum44US 5,757,338 ANeoMagic Corp. · 1998
- Test system for measuring frequency response and dynamic range on cable plant41US 6,344,749 B12002