H01H 69/00
Apparatus or processes for the manufacture of emergency protective devices
H01H69/00 (Apparatus or processes for the manufacture of emergency protective devices) appears on 486 US grants and 376 published applications in this corpus.
Search patents in H01H- Granted patents
- 486
- Published applications
- 376
- Assignees
- 191
- Inventors
- 906
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 14 | 0 |
| 1978 | 15 | 0 |
| 1979 | 5 | 0 |
| 1980 | 11 | 0 |
| 1981 | 7 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 7 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 7 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 10 | 0 |
| 1995 | 4 | 0 |
| 1996 | 7 | 0 |
| 1997 | 4 | 0 |
| 1998 | 14 | 0 |
| 1999 | 9 | 0 |
| 2000 | 13 | 0 |
| 2001 | 4 | 4 |
| 2002 | 4 | 5 |
| 2003 | 9 | 4 |
| 2004 | 1 | 4 |
| 2005 | 0 | 6 |
| 2006 | 2 | 5 |
| 2007 | 1 | 4 |
| 2008 | 5 | 7 |
| 2009 | 3 | 11 |
| 2010 | 6 | 13 |
| 2011 | 6 | 8 |
| 2012 | 3 | 18 |
| 2013 | 8 | 22 |
| 2014 | 12 | 20 |
| 2015 | 21 | 34 |
| 2016 | 20 | 22 |
| 2017 | 30 | 28 |
| 2018 | 32 | 27 |
| 2019 | 36 | 18 |
| 2020 | 24 | 24 |
| 2021 | 16 | 14 |
| 2022 | 22 | 14 |
| 2023 | 12 | 20 |
| 2024 | 14 | 20 |
| 2025 | 14 | 16 |
| 2026 | 3 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electrical fuse4 Aug 2026US 12,700,559 B2Schurter AG
- Application of chambered oil fuse16 Jun 2026US 12,658,396 B2Eaton Intelligent Power Limited
- Method for manufacturing fusing busbar12 May 2026US 12,626,837 B2
- Erosion resistant composite metal coating for plates of an arc chute assembly for a circuit breaker4 Nov 2025US 12,462,991 B2Siemens Industry, Inc.
- Glass rods fuse assembly and methods of manufacture14 Oct 2025US 12,444,564 B2Eaton Intelligent Power Limited
- Circuit breaker and manufacturing method therefor8 Oct 2026US 2026/0311947 A1Delta Electronics (Jiangsu) Ltd.
- Thermal fuse with improved sealing20 Aug 2026US 2026/0245823 A1Electrical Components International, Inc.
- Optimized battery disconnect unit13 Aug 2026US 2026/0237585 A1Sensata Technologies, Inc.
- Damper component for reducing bouncing effect on circuit breaker contacts during switch on process9 Jul 2026US 2026/0196422 A1Rockwell Automation Switzerland GmbH
- Fuse and manufacturing method thereof2 Jul 2026US 2026/0188601 A1ADLER Elektrotechnik DongGuan Co., Ltd.
Most cited
By later US patents
- Surface-mountable device for protection against electrostatic damage to electronic components108US 6,191,928 B1Littelfuse, Inc. · 2001
- Process and device for setting a thermal trip device with bimetal strip102US 5,317,471 A1994
- Thin film surface mount fuses75US 5,166,656 AAVX Corporation · 1992
- Process for fabrication of fuse and interconnects64US 4,198,744 AHarris Corporation · 1980
- Automotive high current fuse60US 5,229,739 ALittelfuse, Inc. · 1993