B23Q 17/2404
Arrangements for improving direct observation of the working space
Official title: {Arrangements for improving direct observation of the working space, e.g. using mirrors or lamps (structural combinations of lighting devices with other articles, not otherwise provided for, F21V33/00)}
B23Q17/2404 (Arrangements for improving direct observation of the working space) appears on 114 US grants and 123 published applications in this corpus.
Search patents in B23Q- Granted patents
- 114
- Published applications
- 123
- Assignees
- 71
- Inventors
- 253
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 3 |
| 2003 | 3 | 5 |
| 2004 | 2 | 8 |
| 2005 | 3 | 10 |
| 2006 | 7 | 7 |
| 2007 | 4 | 3 |
| 2008 | 5 | 6 |
| 2009 | 0 | 1 |
| 2010 | 3 | 4 |
| 2011 | 4 | 5 |
| 2012 | 2 | 2 |
| 2013 | 5 | 4 |
| 2014 | 1 | 8 |
| 2015 | 6 | 6 |
| 2016 | 5 | 6 |
| 2017 | 7 | 7 |
| 2018 | 4 | 6 |
| 2019 | 13 | 8 |
| 2020 | 5 | 5 |
| 2021 | 2 | 3 |
| 2022 | 2 | 4 |
| 2023 | 5 | 5 |
| 2024 | 5 | 3 |
| 2025 | 2 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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- Dustless routers95US 4,051,880 AThe Singer Company · 1977
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