A61H 3/068
Sticks for blind persons
Official title: {Sticks for blind persons}
A61H3/068 (Sticks for blind persons) appears on 114 US grants and 126 published applications in this corpus.
Search patents in A61H- Granted patents
- 114
- Published applications
- 126
- Assignees
- 64
- Inventors
- 275
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 1 |
| 2003 | 2 | 3 |
| 2004 | 2 | 3 |
| 2005 | 3 | 4 |
| 2006 | 2 | 4 |
| 2007 | 1 | 1 |
| 2008 | 1 | 4 |
| 2009 | 0 | 4 |
| 2010 | 3 | 1 |
| 2011 | 2 | 2 |
| 2012 | 0 | 2 |
| 2013 | 1 | 6 |
| 2014 | 2 | 4 |
| 2015 | 9 | 5 |
| 2016 | 5 | 6 |
| 2017 | 4 | 5 |
| 2018 | 4 | 5 |
| 2019 | 5 | 4 |
| 2020 | 5 | 8 |
| 2021 | 4 | 8 |
| 2022 | 4 | 13 |
| 2023 | 7 | 19 |
| 2024 | 7 | 5 |
| 2025 | 3 | 3 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ergonomic handle for a probing cane23 Jun 2026US 12,660,897 B2Smart Guider, Inc.
- Detection method12 May 2026US 12,626,511 B2NEC Corporation
- Line tracking cane for the vision impaired5 May 2026US 12,616,629 B2
- Multi-functional walking cane and associated use thereof21 Apr 2026US 12,607,476 B1
- Method and device for recognizing gait information using plurality of magnetic sensors10 Feb 2026US 12,544,269 B2Jeongseok Chemical Corporation
- System and methods to improve orientation and mobility of the visually impaired24 Sep 2026US 2026/0283891 A1
- Smart sensing mobility cane20 Aug 2026US 2026/0240711 A1
- System and method for intelligent mobility assistance (ami)4 Jun 2026US 2026/0153340 A1Interlight Sp, S. L.
- Method and apparatus for conveying spatial information of surroundings14 May 2026US 2026/0133638 A1ForSight Assistive Devices, LLC
- Techno Cane30 Apr 2026US 2026/0115086 A1
Most cited
By later US patents
- Intelligent vehicle apparatus and method for using the apparatus122US 7,042,345 B22006
- Intelligent walking stick103US 5,973,618 A1999
- Mechanical and digital reading pen91US 6,218,964 B12001
- Device for communicating environmental information to a visually impaired person60US 7,855,657 B2Siemens Aktiengesellschaft · 2010
- User-driven active guidance system57US 5,687,136 AThe Regents of the University of Michigan · 1997