A61B 3/16
For measuring intraocular pressure
Official title: for measuring intraocular pressure, e.g. tonometers
A61B3/16 (For measuring intraocular pressure) appears on 764 US grants and 942 published applications in this corpus.
Search patents in A61B- Granted patents
- 764
- Published applications
- 942
- Assignees
- 378
- Inventors
- 1,492
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 8 | 0 |
| 1989 | 14 | 0 |
| 1990 | 12 | 0 |
| 1991 | 21 | 0 |
| 1992 | 10 | 0 |
| 1993 | 9 | 0 |
| 1994 | 13 | 0 |
| 1995 | 6 | 0 |
| 1996 | 7 | 0 |
| 1997 | 7 | 0 |
| 1998 | 13 | 0 |
| 1999 | 11 | 0 |
| 2000 | 17 | 0 |
| 2001 | 9 | 4 |
| 2002 | 12 | 17 |
| 2003 | 10 | 22 |
| 2004 | 13 | 35 |
| 2005 | 8 | 18 |
| 2006 | 14 | 17 |
| 2007 | 10 | 30 |
| 2008 | 11 | 15 |
| 2009 | 11 | 25 |
| 2010 | 12 | 20 |
| 2011 | 9 | 25 |
| 2012 | 13 | 29 |
| 2013 | 16 | 35 |
| 2014 | 14 | 41 |
| 2015 | 20 | 37 |
| 2016 | 31 | 37 |
| 2017 | 24 | 79 |
| 2018 | 22 | 45 |
| 2019 | 55 | 56 |
| 2020 | 40 | 48 |
| 2021 | 37 | 83 |
| 2022 | 42 | 61 |
| 2023 | 44 | 60 |
| 2024 | 36 | 39 |
| 2025 | 46 | 40 |
| 2026 | 26 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Intraocular pressure sensing device and method using sensor based on half Wheatstone bridge6 Oct 2026US 12,751,619 B2Research & Business Foundation Sungkyunkwan University
- Method for creating a predictive model for predicting glaucoma risk in a subject, method for determining glaucoma risk in a subject using such predictive model, device for predicting glaucoma risk in a subject, computer program and computer readable medium6 Oct 2026US 12,755,847 B2Instytut Chemii Bioorganicznej Pan
- Apparatus and method for characterization of a ductile membrane, surface and sub-surface properties29 Sep 2026US 12,745,986 B2OtoNexus Medical Technologies, Inc.
- Non-invasive blood pressure measurement techniques based on wave shape change during an external pressure cycle1 Sep 2026US 12,721,532 B2Apple Inc.
- Ultrasonic tonometer and non-transitory computer readable storage medium25 Aug 2026US 12,714,391 B2Nidek Co., Ltd.
- Implantable pressure sensor system for measurement and wireless transmission of internal pressures8 Oct 2026US 2026/0305953 A1Qura, Inc.
- Device for measuring properties of eye and method thereof17 Sep 2026US 2026/0272295 A1Icare Finland Oy
- Tonometer for determining properties of eye and method thereof10 Sep 2026US 2026/0262939 A1Icare Finland Oy
- Intraocular pressure measuring device and method3 Sep 2026US 2026/0256356 A1Mingche Biotechnology Co., Ltd
- Tabletop applanation tonometer to measure the intraocular pressure of an eye27 Aug 2026US 2026/0248387 A1
Most cited
By later US patents
- Contact device for placement in direct apposition to the conjunctive of the eye493US 6,312,393 B12001
- Noninvasive measurement of chemical substances433US 6,544,193 B22003
- Method and apparatus for signal acquisition, processing and transmission for evaluation of bodily functions399US 6,120,460 A2000
- Tonometer system for measuring intraocular pressure by applanation and/or indentation296US 5,830,139 A1998
- Implantable continuous intraocular pressure sensor273US 6,939,299 B12005