H01H 3/08
Turn knobs
H01H3/08 (Turn knobs) appears on 203 US grants and 164 published applications in this corpus.
Search patents in H01H- Granted patents
- 203
- Published applications
- 164
- Assignees
- 154
- Inventors
- 444
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 1 |
| 2002 | 4 | 2 |
| 2003 | 4 | 3 |
| 2004 | 4 | 4 |
| 2005 | 5 | 8 |
| 2006 | 3 | 4 |
| 2007 | 7 | 11 |
| 2008 | 3 | 4 |
| 2009 | 3 | 5 |
| 2010 | 4 | 7 |
| 2011 | 6 | 4 |
| 2012 | 2 | 4 |
| 2013 | 6 | 3 |
| 2014 | 2 | 6 |
| 2015 | 7 | 6 |
| 2016 | 6 | 8 |
| 2017 | 6 | 12 |
| 2018 | 10 | 4 |
| 2019 | 10 | 10 |
| 2020 | 7 | 12 |
| 2021 | 8 | 13 |
| 2022 | 11 | 8 |
| 2023 | 10 | 7 |
| 2024 | 8 | 9 |
| 2025 | 2 | 4 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Device for disconnecting an electrical circuit2 Jun 2026US 12,646,668 B2Eaton Intelligent Power Limited
- Multi-pole electrical wiring devices with wire termination assemblies19 May 2026US 12,633,685 B2Hubbell Incorporated
- Multi-pole electrical wiring devices with wire termination assemblies17 Feb 2026US 12,555,931 B2Hubbell Incorporated
- Power supply system and switch unit25 Nov 2025US 12,482,615 B2Huawei Digital Power Technologies Co., Ltd.
- Switch, power conversion apparatus, and power supply system24 Jun 2025US 12,340,959 B2Huawei Digital Power Technologies Co., Ltd.
- Switch device24 Sep 2026US 2026/0290725 A1Kabushiki Kaisha Tokai Rika Denki Seisakusho
- Cover for switch mechanism for cooktop27 Aug 2026US 2026/0251309 A1
- Switch device20 Aug 2026US 2026/0245809 A1Kabushiki Kaisha Tokai Rika Denki Seisakusho
- Operating device and acoustic device23 Jul 2026US 2026/0211446 A1Alphatheta Corporation
- Multi-pole electrical wiring devices with wire termination assemblies18 Jun 2026US 2026/0171688 A1Hubbell Incorporated
Most cited
By later US patents
- Rotary control device of a circuit breaker145US 5,493,083 AMerlin Gerin · 1996
- Control knob and control panel107US 7,285,738 B2Whirlpool Corporation · 2007
- Increased diameter detachable thermostat knob allowing easier thermostat use84US 5,303,612 AHoneywell Inc. · 1994
- Molded plastic control lock knob63US 4,347,758 AGould Inc. · 1982
- Knob with a composite light pipe having a colored face and a light pipe54US 6,499,191 B1The Grigoleit Company · 2002