H01H 2231/00
Applications
H01H2231/00 (Applications) appears on 1,466 US grants and 1,350 published applications in this corpus.
Search patents in H01H- Granted patents
- 1,466
- Published applications
- 1,350
- Assignees
- 712
- Inventors
- 3,000
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 8 | 0 |
| 1978 | 13 | 0 |
| 1979 | 7 | 0 |
| 1980 | 11 | 0 |
| 1981 | 16 | 0 |
| 1982 | 16 | 0 |
| 1983 | 11 | 0 |
| 1984 | 11 | 0 |
| 1985 | 14 | 0 |
| 1986 | 12 | 0 |
| 1987 | 27 | 0 |
| 1988 | 22 | 0 |
| 1989 | 16 | 0 |
| 1990 | 17 | 0 |
| 1991 | 8 | 0 |
| 1992 | 13 | 0 |
| 1993 | 16 | 0 |
| 1994 | 5 | 0 |
| 1995 | 12 | 0 |
| 1996 | 15 | 0 |
| 1997 | 17 | 0 |
| 1998 | 16 | 0 |
| 1999 | 19 | 0 |
| 2000 | 22 | 0 |
| 2001 | 21 | 18 |
| 2002 | 30 | 32 |
| 2003 | 33 | 24 |
| 2004 | 30 | 32 |
| 2005 | 19 | 41 |
| 2006 | 22 | 40 |
| 2007 | 29 | 47 |
| 2008 | 27 | 57 |
| 2009 | 27 | 73 |
| 2010 | 35 | 40 |
| 2011 | 44 | 62 |
| 2012 | 53 | 48 |
| 2013 | 34 | 24 |
| 2014 | 36 | 44 |
| 2015 | 35 | 83 |
| 2016 | 64 | 89 |
| 2017 | 74 | 93 |
| 2018 | 94 | 78 |
| 2019 | 95 | 75 |
| 2020 | 71 | 84 |
| 2021 | 59 | 54 |
| 2022 | 44 | 40 |
| 2023 | 51 | 57 |
| 2024 | 45 | 43 |
| 2025 | 24 | 45 |
| 2026 | 23 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H01H 2231/026CarIndexing code314
- H01H 2231/022Telephone handsetIndexing code295
- H01H 2231/002Calculator, computerIndexing code140
- H01H 2231/032Remote controlIndexing code137
- H01H 2231/012Household applianceIndexing code99
- H01H 2231/008Video gameIndexing code85
- H01H 2231/042BriefcaseIndexing code69
- H01H 2231/016Control panelIndexing code56
All 25 subgroupsShow fewer
- H01H 2231/05CardIndexing code48
- H01H 2231/006Bank automatIndexing code43
- H01H 2231/046CameraIndexing code41
- H01H 2231/048ToolsIndexing code38
- H01H 2231/004CrtIndexing code35
- H01H 2231/052SelectorsIndexing code35
- H01H 2231/036RadioIndexing code28
- H01H 2231/018Musical instrumentIndexing code27
- H01H 2231/028WatchIndexing code23
- H01H 2231/044Under waterIndexing code20
- H01H 2231/01ToyIndexing code17
- H01H 2231/03ElevatorIndexing code9
- H01H 2231/04RobotIndexing code9
- H01H 2231/038Level sensing or limit switchIndexing code7
- H01H 2231/034Coordinate determinationIndexing code5
- H01H 2231/024Dispensing machineIndexing code4
- H01H 2231/014Sewing machineIndexing code3
Recent patents
- Preventing nuisance trips of ground-fault circuit interruptors electrically coupled to climate control systems29 Sep 2026US 12,749,641 B2Trane International Inc.
- Trigger switch22 Sep 2026US 12,744,170 B2OMRON Corporation
- Vehicle operation input device, vehicle operation input method, non-transitory recording medium8 Sep 2026US 12,731,743 B2Toyota Jidosha Kabushiki Kaisha
- Button device for casino machines14 Jul 2026US 12,683,100 B2Kortek Corporation
- Control devices having independently suspended buttons for controlled actuation7 Jul 2026US 12,676,267 B2Lutron Technology Company LLC
- Control devices having independently suspended buttons for controlled actuation8 Oct 2026US 2026/0311942 A1Lutron Technology Company LLC
- Button design, gaming machine, and method for gaming machines1 Oct 2026US 2026/0301503 A1Everi Games, Inc.
- Button design, gaming machine, and method for gaming machines24 Sep 2026US 2026/0290111 A1Everi Games, Inc.
- Rotary annular switch for an electric tool27 Aug 2026US 2026/0253819 A1Infar Industrial Co., Ltd.
- Keyboard and key module thereof20 Aug 2026US 2026/0245813 A1Chicony Electronics Co., Ltd.
Most cited
By later US patents
- Tamper resistant pin entry apparatus1,151US 7,238,901 B2Nautilus Hyosung Inc. · 2007
- Adapter assemblies for interconnecting surgical loading units and handle assemblies848US 10,163,589 B2Covidien LP · 2018
- Image controller575US 9,081,426 B2Anascape, Ltd. · 2015
- Controller for a game machine435US 5,207,426 ANintendo Co., Ltd. · 1993
- Smart card pin system, card, and reader364US 6,257,486 B1Cardis Research & Development Ltd. · 2001