A61B 3/0325
Provided with red and green targets
Official title: {provided with red and green targets}
A61B3/0325 (Provided with red and green targets) appears on 32 US grants and 38 published applications in this corpus.
Search patents in A61B- Granted patents
- 32
- Published applications
- 38
- Assignees
- 34
- Inventors
- 81
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 2 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 3 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 2 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 3 | 3 |
| 2018 | 0 | 1 |
| 2019 | 2 | 2 |
| 2020 | 1 | 2 |
| 2021 | 1 | 2 |
| 2022 | 4 | 6 |
| 2023 | 2 | 5 |
| 2024 | 5 | 1 |
| 2025 | 1 | 2 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ophthalmologic apparatus28 Jul 2026US 12,690,766 B2Topcon Corporation
- Apparatus and system for the performance of optometric measurements and method for adjusting the optical power of an adjustable lens3 Jun 2025US 12,318,141 B2Consejo Superior de Investigaciones Cientificas
- Eye test19 Nov 2024US 12,144,545 B2Speqs Limited
- Ocular focus assessment and monitoring for myopia and other vision disorders15 Oct 2024US 12,114,928 B2
- System and method for evaluating a vision of a subject17 Sep 2024US 12,089,895 B2Shamir Optical Industry Ltd.
- Virtual reality based screening tool for assessing and demonstrating ocular conditions13 Aug 2026US 2026/0232183 A1
- Method and apparatus for performing eye tests and selling eyeglasses30 Jul 2026US 2026/0215679 A1Vmax Vision
- Methods and systems for controlling illumination on virtual vision tests for drivers12 Mar 2026US 2026/0069129 A1Zenni Optical, Inc.
- Subjective optometry system and non-transitory computer-readable storage medium storing subjective optometry program5 Mar 2026US 2026/0060532 A1Nidek Co., Ltd.
- Apparatus and system for the performance of optometric measurements and method for adjusting the optical power of an adjustable lens18 Sep 2025US 2025/0288200 A1Consejo Superior de Investigaciones Cientificas
Most cited
By later US patents
- Product detector for a steady visual evoked potential stimulator and product detector106US 5,052,401 AWestinghouse Electric Corp. · 1991
- Automated visual assessment system with steady state visual evoked potential stimulator and product detector55US 4,861,154 AWestinghouse Electric Corp. · 1989
- Automated visual assessment system with steady visual evoked potential stimulator and product detector37US 4,953,968 AWestinghouse Electric Corp. · 1990
- Optical method to assess the refractive properties of an optical system32US 10,206,566 B2EyeQue Inc. · 2019
- Apparatus and method for screening individuals for ametropic conditions26US 5,436,681 A1995