A61B 3/112
For measuring diameter of pupils
Official title: {for measuring diameter of pupils}
A61B3/112 (For measuring diameter of pupils) appears on 614 US grants and 818 published applications in this corpus.
Search patents in A61B- Granted patents
- 614
- Published applications
- 818
- Assignees
- 390
- Inventors
- 1,452
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 1 |
| 2002 | 1 | 4 |
| 2003 | 4 | 4 |
| 2004 | 3 | 5 |
| 2005 | 0 | 5 |
| 2006 | 1 | 14 |
| 2007 | 7 | 14 |
| 2008 | 12 | 11 |
| 2009 | 16 | 27 |
| 2010 | 16 | 13 |
| 2011 | 16 | 21 |
| 2012 | 7 | 16 |
| 2013 | 19 | 16 |
| 2014 | 17 | 39 |
| 2015 | 16 | 23 |
| 2016 | 32 | 62 |
| 2017 | 28 | 75 |
| 2018 | 36 | 52 |
| 2019 | 47 | 55 |
| 2020 | 61 | 54 |
| 2021 | 42 | 56 |
| 2022 | 28 | 63 |
| 2023 | 36 | 52 |
| 2024 | 48 | 42 |
| 2025 | 46 | 45 |
| 2026 | 25 | 49 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Biosensors, communicators, and controllers monitoring eye movement and methods for using them400US 7,488,294 B22009
- See-through display brightness control327US 8,752,963 B2Microsoft Corporation · 2014
- Apparatus for tracking the human eye with a retinal scanning display, and method thereof261US 6,120,461 AThe United States of America as represented by the Secretary of the Army · 2000
- Ocular biometer232US 5,963,300 AAMT Technologies, Corp. · 1999
- Optical measuring device and system160US 9,107,622 B2Sensomotoric Instruments Gesellschaft Fur Innovative Sensorik Mbh · 2015