H01H 2001/0021
Camera or endoscope for monitoring contacts, their position or mechanism
Official title: {Camera or endoscope for monitoring contacts, their position or mechanism}
H01H2001/0021 (Camera or endoscope for monitoring contacts, their position or mechanism) appears on 25 US grants and 21 published applications in this corpus.
Search patents in H01H- Granted patents
- 25
- Published applications
- 21
- Assignees
- 18
- Inventors
- 63
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 2 | 2 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 3 |
| 2014 | 0 | 0 |
| 2015 | 2 | 1 |
| 2016 | 1 | 1 |
| 2017 | 2 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 2 |
| 2020 | 0 | 2 |
| 2021 | 2 | 0 |
| 2022 | 1 | 2 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Medium voltage switching or controlgear monitoring system25 Nov 2025US 12,483,010 B2ABB Schweiz AG
- Contact monitoring device for vacuum circuit breaker and vacuum circuit breaker having same1 Apr 2025US 12,265,126 B2Ls Electric Co., Ltd.
- Collimated beam alignment system for electric power disconnect switch22 Oct 2024US 12,124,059 B1Southern States, LLC
- Switchgear with an optical monitoring system14 Mar 2023US 11,605,510 B2Siemens Aktiengesellschaft
- Switchgear with a modular optical monitoring system29 Nov 2022US 11,516,444 B2Siemens Aktiengesellschaft
- Method for diagnosing a circuit breaker and associated computer program25 Jun 2026US 2026/0177618 A1Schneider Electric Industries SAS
- Camera-Assisted Collimated Beam Alignment System1 May 2025US 2025/0142022 A1Southern States, LLC
- Contact monitoring device for vacuum circuit breaker and vacuum circuit breaker having same6 Oct 2022US 2022/0317188 A1Ls Electric Co., Ltd.
- Medium Voltage Switching or Controlgear Monitoring System9 Jun 2022US 2022/0181856 A1ABB Schweiz AG
- Switchgear with an optical monitoring system27 Aug 2020US 2020/0273636 A1Siemens Aktiengesellschaft
Most cited
By later US patents
- Abnormality diagnosing system and method for a high voltage power apparatus40US 5,107,447 AHitachi, Ltd. · 1992
- Motor control center subunit having visible contact disconnection and method of manufacture28US 7,800,888 B2Eaton Corporation · 2010
- Thermal imaging combination and method14US 6,798,587 B2Mikron Infrared, Inc. · 2004
- Gas-insulated switchgear13US 9,343,881 B2ABB Technology AG · 2016
- Observation window for checking the temperature of objects12US 5,793,522 AComet AG · 1998