G01K 11/18
Of materials which change translucency
Official title: of materials which change translucency
G01K11/18 (Of materials which change translucency) appears on 51 US grants and 44 published applications in this corpus.
Search patents in G01K- Granted patents
- 51
- Published applications
- 44
- Assignees
- 44
- Inventors
- 117
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 2 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 3 |
| 2016 | 1 | 6 |
| 2017 | 4 | 3 |
| 2018 | 2 | 5 |
| 2019 | 5 | 2 |
| 2020 | 5 | 1 |
| 2021 | 2 | 3 |
| 2022 | 0 | 2 |
| 2023 | 3 | 2 |
| 2024 | 0 | 3 |
| 2025 | 2 | 1 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dual heat-freeze indicator4 Aug 2026US 12,699,011 B2Zebra Technologies Corporation
- Activatable warming indicator without dye31 Mar 2026US 12,590,849 B2Zebra Technologies Corporation
- Multifunctional thermal exposure indicator16 Dec 2025US 12,498,274 B2
- Printable irreversible minimum temperature indicator19 Aug 2025US 12,392,672 B2Zebra Technologies Corporation
- UV cured indicating devices28 Nov 2023US 11,828,660 B2JP Laboratories, Inc.
- Multifunctional thermal exposure indicator for objects26 Mar 2026US 2026/0085983 A1
- Device for visually indicating excess temperature and method for manufacturing same19 Mar 2026US 2026/0079054 A1Obshchestvo S Ogranichennoi Otvetstvennostiu "Termoelektrika"
- Modification of cellulose-based material parts16 Jan 2025US 2025/0020586 A1Teknologian tutkimuskeskus VTT Oy
- Time and/or Temperature Sensitive Devices and Methods of Use Thereof29 Feb 2024US 2024/0068878 A1Freshpoint Quality Assurance Ltd.
- Multifunctional Thermal Exposure Indicator1 Feb 2024US 2024/0035901 A1StarKrug LLC
Most cited
By later US patents
- Semiconductor temperature sensor99US 4,136,566 AUniversity of Utah · 1979
- Method of measuring temperature55US 6,283,632 B1Terumo Cardiovascular Systems Corporation · 2001
- Wavelength-independent polymer/optical sensing apparatus and method40US 4,749,856 AMonsanto Company · 1988
- Method of making temperature sensor for medical application35US 6,019,507 ATerumo Cardiovascular Systems Corporation · 2000
- Critical temperature indicator33US 6,957,623 B22005