H01H 85/048
Fuse resistors
H01H85/048 (Fuse resistors) appears on 106 US grants and 61 published applications in this corpus.
Search patents in H01H- Granted patents
- 106
- Published applications
- 61
- Assignees
- 74
- Inventors
- 229
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 9 | 0 |
| 1998 | 3 | 0 |
| 1999 | 9 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 1 |
| 2007 | 1 | 5 |
| 2008 | 0 | 0 |
| 2009 | 4 | 1 |
| 2010 | 0 | 3 |
| 2011 | 0 | 3 |
| 2012 | 0 | 2 |
| 2013 | 4 | 3 |
| 2014 | 1 | 2 |
| 2015 | 3 | 3 |
| 2016 | 3 | 5 |
| 2017 | 3 | 3 |
| 2018 | 4 | 6 |
| 2019 | 7 | 2 |
| 2020 | 3 | 3 |
| 2021 | 3 | 3 |
| 2022 | 3 | 3 |
| 2023 | 4 | 4 |
| 2024 | 2 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Current interrupting module with a resettable current interruption device21 Oct 2025US 12,451,313 B2Eaton Intelligent Power Limited
- Circuit protection device with PTC device and backup fuse16 Jul 2024US 12,040,109 B2Littelfuse, Inc.
- Active metal fuses for DC-EOS and surge protection28 May 2024US 11,996,254 B2Texas Instruments Incorporated
- Fusing device24 Oct 2023US 11,798,768 B2BYD Company Limited
- Active metal fuses for DC-EOS and surge protection8 Aug 2023US 11,721,510 B2Texas Instruments Incorporated
- Protection circuit for an electrical installation, associated protection device and protection method30 Jul 2026US 2026/0221368 A1Mersen France Sb SAS
- Varistor including reflowable thermal protection device on varistor surface12 Mar 2026US 2026/0074098 A1Littelfuse, Inc.
- Fire protection fuse and vehicle electronic control devices including the same19 Feb 2026US 2026/0051450 A1Hl Mando Corporation
- Protection device including ptc and thermal devices29 Jan 2026US 2026/0031257 A1Littelfuse, Inc.
- High hold current and high voltage endurance pptc material, device, and method of fabrication23 May 2024US 2024/0170242 A1Dongguan Littelfuse Electronics Company Limited
Most cited
By later US patents
- Protective device74US 5,712,610 ASony Chemicals Corp. · 1998
- Surface mountable electrical device comprising a PTC and fusible element31US 6,023,403 ALittlefuse, Inc. · 2000
- Positive temperature coefficient semiconductor heating element30US 4,034,207 AMurata Manufacturing Co., Ltd. · 1977
- Three piece female blade fuse assembly having fuse link terminal with a clip receiving portion29US 5,668,521 ALittelfuse, Inc. · 1997
- Electric fuse29US 6,492,747 B1LEONI Bordnetz-Systeme GmbH · 2002