G02B 6/4277
Protection against electromagnetic interference [emi]
Official title: {Protection against electromagnetic interference [EMI], e.g. shielding means (shielding of electric apparatus H05K9/00, of instruments G12B17/00)}
G02B6/4277 (Protection against electromagnetic interference [emi]) appears on 751 US grants and 719 published applications in this corpus.
Search patents in G02B- Granted patents
- 751
- Published applications
- 719
- Assignees
- 320
- Inventors
- 1,553
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 8 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 14 | 0 |
| 2000 | 11 | 0 |
| 2001 | 17 | 10 |
| 2002 | 40 | 60 |
| 2003 | 46 | 72 |
| 2004 | 51 | 41 |
| 2005 | 48 | 55 |
| 2006 | 37 | 25 |
| 2007 | 29 | 28 |
| 2008 | 24 | 21 |
| 2009 | 29 | 11 |
| 2010 | 13 | 16 |
| 2011 | 12 | 19 |
| 2012 | 7 | 13 |
| 2013 | 13 | 14 |
| 2014 | 12 | 18 |
| 2015 | 18 | 18 |
| 2016 | 20 | 27 |
| 2017 | 25 | 36 |
| 2018 | 31 | 25 |
| 2019 | 28 | 27 |
| 2020 | 33 | 36 |
| 2021 | 32 | 31 |
| 2022 | 19 | 29 |
| 2023 | 25 | 21 |
| 2024 | 21 | 26 |
| 2025 | 13 | 20 |
| 2026 | 16 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Communication assembly and heat dissipation shielding module thereof8 Sep 2026US 12,730,272 B2Gemtek Technology Co., Ltd.
- Active optical cables25 Aug 2026US 12,717,100 B2Nortech Systems, Inc.
- Cage and cage assembly7 Jul 2026US 12,674,946 B2Yamaichi Electronics Co., Ltd.
- Heat dissipater assembly23 Jun 2026US 12,663,598 B2Telefonaktiebolaget LM Ericsson (publ)
- Dual duplex belly-to-belly little connector (BBLC) based optical connectors23 Jun 2026US 12,663,599 B2II-Vi Delaware, Inc.
- Dual duplex belly-to-belly little connector (bblc) based optical connectors8 Oct 2026US 2026/0309946 A1II-Vi Delaware, Inc.
- Next generation fiber optic module1 Oct 2026US 2026/0299228 A1
- Magnetically attachable fiber coupler13 Aug 2026US 2026/0235820 A1Lightmatter, Inc.
- Communication Interface30 Jul 2026US 2026/0221691 A1Tianjin Laird Technologies Limited
- Connector assembly9 Jul 2026US 2026/0196776 A1Molex Incorporated
Most cited
By later US patents
- Multi-port pluggable transceiver (MPPT) with multiple LC duplex optical receptacles287US 7,090,509 B1Stratos International, Inc. · 2006
- Removable transceiver module and receptacle254US 5,879,173 AMethode Electronics, Inc. · 1999
- Fiber-optic modules with housing/shielding247US 6,659,655 B2E20 Communications, Inc. · 2003
- High frequency emmitter and detector packaging scheme for 10GB/S transceiver224US 7,008,120 B2Intel Corporation · 2006
- Shielded fiber optic connector assembly223US 4,840,451 AMolex Incorporated · 1989