H01H 9/04
Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
H01H9/04 (Dustproof, splashproof, drip-proof, waterproof, or flameproof casings) appears on 755 US grants and 576 published applications in this corpus.
Search patents in H01H- Granted patents
- 755
- Published applications
- 576
- Assignees
- 456
- Inventors
- 1,510
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 6 | 0 |
| 1978 | 5 | 0 |
| 1979 | 6 | 0 |
| 1980 | 5 | 0 |
| 1981 | 11 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 6 | 0 |
| 1985 | 8 | 0 |
| 1986 | 10 | 0 |
| 1987 | 9 | 0 |
| 1988 | 11 | 0 |
| 1989 | 22 | 0 |
| 1990 | 15 | 0 |
| 1991 | 7 | 0 |
| 1992 | 13 | 0 |
| 1993 | 15 | 0 |
| 1994 | 12 | 0 |
| 1995 | 11 | 0 |
| 1996 | 13 | 0 |
| 1997 | 7 | 0 |
| 1998 | 17 | 0 |
| 1999 | 23 | 0 |
| 2000 | 18 | 0 |
| 2001 | 10 | 6 |
| 2002 | 15 | 10 |
| 2003 | 12 | 8 |
| 2004 | 14 | 11 |
| 2005 | 9 | 10 |
| 2006 | 13 | 23 |
| 2007 | 18 | 19 |
| 2008 | 9 | 10 |
| 2009 | 12 | 18 |
| 2010 | 11 | 24 |
| 2011 | 11 | 21 |
| 2012 | 21 | 22 |
| 2013 | 20 | 34 |
| 2014 | 22 | 32 |
| 2015 | 27 | 28 |
| 2016 | 34 | 38 |
| 2017 | 24 | 28 |
| 2018 | 24 | 29 |
| 2019 | 35 | 28 |
| 2020 | 31 | 29 |
| 2021 | 19 | 29 |
| 2022 | 22 | 28 |
| 2023 | 25 | 24 |
| 2024 | 18 | 22 |
| 2025 | 20 | 26 |
| 2026 | 12 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Device for remotely zeroizing an advanced ground-air radio18 Aug 2026US 12,712,138 B2Ultralife Corporation
- Button structure and wearable device4 Aug 2026US 12,700,551 B2Goertek Inc.
- Casing for a temperature-dependent switch and sealed switching device16 Jun 2026US 12,658,389 B2
- Centrifugal switch activated device26 May 2026US 12,641,736 B2
- Apparatus and method for automated maintenance19 May 2026US 12,629,850 B2We Solutions Technology Co., Ltd
- Electrical wiring device assemblies with easy to clean surfaces1 Oct 2026US 2026/0302096 A1Pass & Seymour, Inc.
- Sealed electrical devices13 Aug 2026US 2026/0237583 A1Sensata Technologies, Inc.
- Switch cover assemblies23 Jul 2026US 2026/0210537 A1
- Control switch having protection function23 Jul 2026US 2026/0213095 A1Ningbo Iclipper Electric Appliance Co., Ltd.
- Reed switch unit16 Jul 2026US 2026/0204501 A1Sumitomo Wiring Systems, Ltd.
Most cited
By later US patents
- Switch actuating device and method of mounting same1,250US 6,635,838 B12003
- Electrosurgical device having a dielectric seal924US 6,755,825 B2Sherwood Services AG · 2004
- Detection circuitry for surgical handpiece system686US 6,977,495 B2Ethicon Endo-Surgery, Inc. · 2005
- Electrosurgical device having a dielectrical seal436US 6,402,748 B1Sherwood Services AG · 2002
- Detection circuitry for surgical handpiece system366US 6,809,508 B2Ethicon Endo-Surgery, Inc. · 2004