G01D 5/26
Mechanical means for transferring the output of a sensing member: characterised by
Official title: characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
G01D5/26 (Mechanical means for transferring the output of a sensing member: characterised by) appears on 7,211 US grants and 5,737 published applications in this corpus.
Search patents in G01D- Granted patents
- 7,211
- Published applications
- 5,737
- Assignees
- 2,624
- Inventors
- 11,487
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 43 | 0 |
| 1977 | 32 | 0 |
| 1978 | 44 | 0 |
| 1979 | 39 | 0 |
| 1980 | 52 | 0 |
| 1981 | 56 | 0 |
| 1982 | 49 | 0 |
| 1983 | 39 | 0 |
| 1984 | 58 | 0 |
| 1985 | 71 | 0 |
| 1986 | 75 | 0 |
| 1987 | 135 | 0 |
| 1988 | 113 | 0 |
| 1989 | 119 | 0 |
| 1990 | 128 | 0 |
| 1991 | 154 | 0 |
| 1992 | 132 | 0 |
| 1993 | 120 | 0 |
| 1994 | 104 | 0 |
| 1995 | 95 | 0 |
| 1996 | 108 | 0 |
| 1997 | 107 | 0 |
| 1998 | 122 | 0 |
| 1999 | 105 | 0 |
| 2000 | 116 | 0 |
| 2001 | 112 | 36 |
| 2002 | 118 | 115 |
| 2003 | 137 | 123 |
| 2004 | 128 | 180 |
| 2005 | 121 | 204 |
| 2006 | 166 | 193 |
| 2007 | 167 | 203 |
| 2008 | 165 | 211 |
| 2009 | 158 | 199 |
| 2010 | 154 | 189 |
| 2011 | 121 | 181 |
| 2012 | 111 | 187 |
| 2013 | 160 | 224 |
| 2014 | 190 | 211 |
| 2015 | 211 | 299 |
| 2016 | 261 | 301 |
| 2017 | 264 | 321 |
| 2018 | 284 | 322 |
| 2019 | 337 | 315 |
| 2020 | 323 | 311 |
| 2021 | 269 | 287 |
| 2022 | 237 | 250 |
| 2023 | 215 | 256 |
| 2024 | 225 | 255 |
| 2025 | 211 | 195 |
| 2026 | 150 | 169 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01D 5/32With attenuation or whole or partial obturation of beams of light5,855
- G01D 5/268Using optical fibres685
- G01D 5/28With deflection of beams of light409
- G01D 5/266By interferometric means294
- G01D 5/39Scanning a visible indication of the measured value and reproducing this indication58
- G01D 5/264Mechanical constructional elements therefor53
- G01D 5/262With optical projection of a pointer or a scale32
- G01D 5/40Specially adapted for use with infrared light28
Recent patents
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Most cited
By later US patents
- Insulin infusion pump626US 4,498,843 A1985
- Pulser with double-bearing position encoder for non-invasive physiological monitoring607US 9,891,079 B2Masimo Corporation · 2018
- Three-parameter optical fiber sensor and system497US 4,986,671 ALuxtron Corporation · 1991
- Optical fiber bend sensor488US 6,389,187 B1Qinetiq Limited · 2002
- Variable interferometric device and a process for the production of the same412US 4,859,060 A501 Sharp Kabushiki Kaisha · 1989