G01K 1/08
Protective devices
Official title: Protective devices, e.g. casings
G01K1/08 (Protective devices) appears on 984 US grants and 1,058 published applications in this corpus.
Search patents in G01K- Granted patents
- 984
- Published applications
- 1,058
- Assignees
- 635
- Inventors
- 2,675
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 11 | 0 |
| 1978 | 11 | 0 |
| 1979 | 5 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 9 | 0 |
| 1984 | 12 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 14 | 0 |
| 1989 | 7 | 0 |
| 1990 | 8 | 0 |
| 1991 | 15 | 0 |
| 1992 | 13 | 0 |
| 1993 | 7 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 7 | 0 |
| 1998 | 12 | 0 |
| 1999 | 6 | 0 |
| 2000 | 10 | 0 |
| 2001 | 13 | 6 |
| 2002 | 12 | 11 |
| 2003 | 5 | 7 |
| 2004 | 4 | 14 |
| 2005 | 4 | 18 |
| 2006 | 19 | 18 |
| 2007 | 8 | 21 |
| 2008 | 8 | 19 |
| 2009 | 9 | 28 |
| 2010 | 24 | 25 |
| 2011 | 18 | 24 |
| 2012 | 20 | 36 |
| 2013 | 17 | 29 |
| 2014 | 29 | 28 |
| 2015 | 24 | 40 |
| 2016 | 23 | 59 |
| 2017 | 31 | 50 |
| 2018 | 60 | 68 |
| 2019 | 65 | 73 |
| 2020 | 44 | 66 |
| 2021 | 49 | 85 |
| 2022 | 69 | 83 |
| 2023 | 59 | 70 |
| 2024 | 59 | 58 |
| 2025 | 65 | 71 |
| 2026 | 51 | 51 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Sensor device29 Sep 2026US 12,747,990 B2Ls Electric Co., Ltd.
- Sensor component29 Sep 2026US 12,747,991 B2Yazaki Corporation
- Temperature sensor assembly and system29 Sep 2026US 12,747,992 B2ABB Schweiz AG
- Optically operating temperature sensor, use of said temperature sensor and battery cell assembly comprising at least one temperature sensor22 Sep 2026US 12,742,686 B2Kistler Holding AG
- Charging case capable of lighting up automatically22 Sep 2026US 12,744,398 B2
- Remote structure temperature monitor8 Oct 2026US 2026/0309553 A1Matergenics, Inc.
- Temperature sensor and device including temperature sensor8 Oct 2026US 2026/0309554 A1SEMITEC Corporation
- Temperature measurement of cables of an electrical line in an underground conduit17 Sep 2026US 2026/0276454 A1Hydro-Quebec
- Sensor arrangement10 Sep 2026US 2026/0266664 A1
- Temperature measurement system with hermeticaly sealed thermographic phosphor10 Sep 2026US 2026/0266667 A1Accelovant Technologies Corporation
Most cited
By later US patents
- Apparatus for continuously measuring temperature of molten metal and method for making same592US 4,984,904 AKawaso Electric Industrial Co., Ltd. · 1991
- Long life high temperature process chamber569US 6,325,858 B1ASM America, Inc. · 2001
- Immersion-type temperature measuring apparatus using thermocouple550US 5,360,269 ATokyo Kogyo Co., Ltd. · 1994
- Temperature sensing device528US 4,934,831 AClaud S. Gordon Company · 1990
- Thermocouple surface probe518US 4,454,370 AWahl Instruments, Inc. · 1984