G01K 11/06
Measuring temperature based upon physical or chemical changes not covered by groups
Official title: using melting, freezing, or softening
G01K11/06 (Measuring temperature based upon physical or chemical changes not covered by groups) appears on 394 US grants and 311 published applications in this corpus.
Search patents in G01K- Granted patents
- 394
- Published applications
- 311
- Assignees
- 224
- Inventors
- 761
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 13 | 0 |
| 1978 | 5 | 0 |
| 1979 | 12 | 0 |
| 1980 | 4 | 0 |
| 1981 | 7 | 0 |
| 1982 | 5 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 9 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 9 | 0 |
| 1992 | 7 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 7 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 8 | 0 |
| 2001 | 8 | 0 |
| 2002 | 5 | 1 |
| 2003 | 2 | 7 |
| 2004 | 6 | 11 |
| 2005 | 3 | 5 |
| 2006 | 10 | 9 |
| 2007 | 4 | 7 |
| 2008 | 10 | 16 |
| 2009 | 8 | 15 |
| 2010 | 7 | 11 |
| 2011 | 12 | 8 |
| 2012 | 8 | 14 |
| 2013 | 7 | 13 |
| 2014 | 8 | 15 |
| 2015 | 15 | 10 |
| 2016 | 11 | 13 |
| 2017 | 7 | 16 |
| 2018 | 11 | 9 |
| 2019 | 16 | 21 |
| 2020 | 11 | 18 |
| 2021 | 16 | 22 |
| 2022 | 21 | 15 |
| 2023 | 15 | 17 |
| 2024 | 9 | 19 |
| 2025 | 10 | 11 |
| 2026 | 9 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatuses and methods for implementing digital ledgers via phase change materials29 Sep 2026US 12,747,998 B2Analog Devices International Unlimited Company
- Temperature sensing with particles in medium material28 Apr 2026US 12,613,147 B2Analog Devices International Unlimited Company
- Threshold-triggered tracer particles28 Apr 2026US 12,613,233 B2Patentpool Innovations Management GmbH
- Apparatus including transparent material for transparent process performance and method using thereof14 Apr 2026US 12,604,706 B2Intel Corporation
- Activatable warming indicator without dye31 Mar 2026US 12,590,849 B2Zebra Technologies Corporation
- Activatable thermal indicator with blisters11 Jun 2026US 2026/0160610 A1Zebra Technologies Corporation
- Activatable thermal indicator with thickness compensation layer11 Jun 2026US 2026/0160612 A1Temptime Corporation
- Activatable dual thermal indicators14 May 2026US 2026/0133079 A1Zebra Technologies Corporation
- Pull tab activatable environmental exposure indicators14 May 2026US 2026/0133080 A1Zebra Technologies Corporation
- Aircraft Compartment Overheat Indicator, System, and Method30 Apr 2026US 2026/0116571 A1The Boeing Company
Most cited
By later US patents
- Time-temperature indicator129US 4,057,029 AInfratab, Inc. · 1977
- Multifunctional time-temperature indicator94US 5,057,434 ALifeLines Technology, Inc. · 1991
- System and method for time-temperature monitoring of transportable goods64US 9,846,086 B1StarTrak Systems, LLC · 2017
- Color-retaining excess-temperature exposure indicator56US 7,517,146 B2Temptime Corporation · 2009
- Telltale device53US 3,967,579 A1976