H03M 1/22
Pattern-reading type
Official title: pattern-reading type
H03M1/22 (Pattern-reading type) appears on 745 US grants and 198 published applications in this corpus.
Search patents in H03M- Granted patents
- 745
- Published applications
- 198
- Assignees
- 394
- Inventors
- 1,083
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 17 | 0 |
| 1978 | 19 | 0 |
| 1979 | 10 | 0 |
| 1980 | 18 | 0 |
| 1981 | 16 | 0 |
| 1982 | 31 | 0 |
| 1983 | 16 | 0 |
| 1984 | 27 | 0 |
| 1985 | 18 | 0 |
| 1986 | 23 | 0 |
| 1987 | 30 | 0 |
| 1988 | 30 | 0 |
| 1989 | 30 | 0 |
| 1990 | 34 | 0 |
| 1991 | 42 | 0 |
| 1992 | 24 | 0 |
| 1993 | 21 | 0 |
| 1994 | 8 | 0 |
| 1995 | 11 | 0 |
| 1996 | 13 | 0 |
| 1997 | 11 | 0 |
| 1998 | 19 | 0 |
| 1999 | 16 | 0 |
| 2000 | 9 | 0 |
| 2001 | 19 | 3 |
| 2002 | 22 | 19 |
| 2003 | 18 | 9 |
| 2004 | 13 | 13 |
| 2005 | 16 | 19 |
| 2006 | 15 | 17 |
| 2007 | 7 | 10 |
| 2008 | 12 | 4 |
| 2009 | 4 | 6 |
| 2010 | 3 | 6 |
| 2011 | 3 | 7 |
| 2012 | 6 | 6 |
| 2013 | 4 | 8 |
| 2014 | 7 | 6 |
| 2015 | 8 | 6 |
| 2016 | 11 | 5 |
| 2017 | 6 | 4 |
| 2018 | 8 | 3 |
| 2019 | 4 | 7 |
| 2020 | 7 | 10 |
| 2021 | 16 | 13 |
| 2022 | 10 | 8 |
| 2023 | 9 | 6 |
| 2024 | 2 | 1 |
| 2025 | 1 | 2 |
| 2026 | 4 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Binary-weighted capacitor charge-sharing for multiplication6 Oct 2026US 12,754,713 B2Intel Corporation
- Encode inputs to reduce energy usages in analog computation acceleration15 Sep 2026US 12,738,952 B2Micron Technology, Inc.
- Quadrature noise shapingsar ADC and operation method thereof28 Jul 2026US 12,695,461 B2Samsung Electronics Co., Ltd.
- Method and apparatus for automotive variable impedance touch sensor array27 Jan 2026US 12,535,906 B2Sensel, Inc.
- Analog-to-digital converter and method for analog-to-digital conversion3 Jun 2025US 12,323,158 B2Infineon Technologies Austria AG
- Configuration of ADC Data Rates Across Multiple Physical Channels20 Mar 2025US 2025/0096812 A1AyDeeKay LLC dba Indie Semiconductor
- Quadrature noise shapingsar adc and operation method thereof13 Feb 2025US 2025/0055469 A1Samsung Electronics Co., Ltd.
- Encode Inputs to Reduce Energy Usages in Analog Computation Acceleration23 May 2024US 2024/0171192 A1Micron Technology, Inc.
- Method and apparatus for automotive variable impedance touch sensor array23 Nov 2023US 2023/0376138 A1Sensel, Inc.
- Configuration of ADC Data Rates Across Multiple Physical Channels27 Jul 2023US 2023/0238978 A1AyDeeKay LLC dba Indie Semiconductor
Most cited
By later US patents
- Encoder for measuring the absolute position of moving elements209US 4,901,073 AThe Regent of the University of California · 1990
- Optical encoder using sufficient inactive photodetectors to make leakage current equal throughout136US 4,904,861 AHewlett-Packard Company · 1990
- Reflective shaft angle encoder118US 4,952,799 AHewlett-Packard Company · 1990
- Detector of passing magnetic articles with automatic gain control118US 5,694,038 AAllegro MicroSystems, LLC · 1997
- Apparatus for monitoring the speed and axial position of a rotating member115US 5,748,111 ACaterpillar Inc. · 1998