H03M 1/508
The pulse width modulator being of the self-oscillating type
Official title: {the pulse width modulator being of the self-oscillating type}
H03M1/508 (The pulse width modulator being of the self-oscillating type) appears on 29 US grants and 28 published applications in this corpus.
Search patents in H03M- Granted patents
- 29
- Published applications
- 28
- Assignees
- 17
- Inventors
- 47
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 2 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 4 | 3 |
| 2020 | 4 | 5 |
| 2021 | 1 | 2 |
| 2022 | 4 | 4 |
| 2023 | 4 | 0 |
| 2024 | 1 | 1 |
| 2025 | 2 | 3 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Analog-To-Digital Converter With 3rd Order Noise Transfer Function12 Dec 2024US 2024/0413835 A1The Regents of the University of Michigan
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Most cited
By later US patents
- Analog-to-digital converter14US 4,065,766 AGeneral Electric Company · 1977
- Pulse modulation A/D-converter with feedback8US 8,242,941 B2The TC Group A/S · 2012
- Modulators4US 10,348,282 B1Cirrus Logic, Inc. · 2019
- Electrical circuit for biasing or measuring current from a sensor4US 10,756,745 B2Verily Life Sciences LLC · 2020
- Modulators3US 10,298,247 B1Cirrus Logic, Inc. · 2019