G01D 5/244
Influencing characteristics of pulses or pulse trains
Official title: influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
G01D5/244 (Influencing characteristics of pulses or pulse trains) appears on 3,510 US grants and 3,138 published applications in this corpus.
Search patents in G01D- Granted patents
- 3,510
- Published applications
- 3,138
- Assignees
- 1,201
- Inventors
- 5,890
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 10 | 0 |
| 1978 | 10 | 0 |
| 1979 | 13 | 0 |
| 1980 | 17 | 0 |
| 1981 | 12 | 0 |
| 1982 | 13 | 0 |
| 1983 | 14 | 0 |
| 1984 | 26 | 0 |
| 1985 | 24 | 0 |
| 1986 | 34 | 0 |
| 1987 | 36 | 0 |
| 1988 | 31 | 0 |
| 1989 | 32 | 0 |
| 1990 | 41 | 0 |
| 1991 | 55 | 0 |
| 1992 | 42 | 0 |
| 1993 | 31 | 0 |
| 1994 | 34 | 0 |
| 1995 | 37 | 0 |
| 1996 | 42 | 0 |
| 1997 | 36 | 0 |
| 1998 | 41 | 0 |
| 1999 | 52 | 0 |
| 2000 | 47 | 0 |
| 2001 | 67 | 17 |
| 2002 | 65 | 47 |
| 2003 | 67 | 63 |
| 2004 | 59 | 102 |
| 2005 | 70 | 104 |
| 2006 | 92 | 87 |
| 2007 | 73 | 96 |
| 2008 | 96 | 107 |
| 2009 | 58 | 112 |
| 2010 | 71 | 124 |
| 2011 | 71 | 112 |
| 2012 | 92 | 108 |
| 2013 | 88 | 126 |
| 2014 | 104 | 132 |
| 2015 | 126 | 156 |
| 2016 | 123 | 144 |
| 2017 | 151 | 155 |
| 2018 | 121 | 169 |
| 2019 | 174 | 224 |
| 2020 | 182 | 205 |
| 2021 | 171 | 181 |
| 2022 | 207 | 166 |
| 2023 | 136 | 155 |
| 2024 | 142 | 109 |
| 2025 | 111 | 88 |
| 2026 | 61 | 49 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01D 5/245Using a variable number of pulses in a train1,448
- G01D 5/24471Error correction954
- G01D 5/24428Error prevention451
- G01D 5/249Using pulse code410
- G01D 5/24457Failure detection352
- G01D 5/24404Interpolation using high frequency signals130
- G01D 5/24409Interpolation using memories83
- G01D 5/247Using time shifts of pulses71
All 13 subgroupsShow fewer
- G01D 5/246By varying the duration of individual pulses66
- G01D 5/248By varying pulse repetition frequency42
- G01D 5/24419Interpolation not coverd by groups g01d5/24404, g01d5/24409 or g01d5/2441422
- G01D 5/24423Mounting means or means for restraining during shipping22
- G01D 5/24414Encoders having selectable interpolation factors7
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