H03K 3/2897
With an input circuit of differential configuration
Official title: with an input circuit of differential configuration
H03K3/2897 (With an input circuit of differential configuration) appears on 27 US grants and 5 published applications in this corpus.
Search patents in H03K- Granted patents
- 27
- Published applications
- 5
- Assignees
- 22
- Inventors
- 42
- Latest grant
- 31 May 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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- Current-mode Schmitt trigger using current output stages31 May 2022US 11,349,460 B1King Fahd University of Petroleum and Minerals
- Zero-crossing detection circuit for a dimmer circuit17 Jul 2018US 10,028,347 B2Ozuno Holdings Limited
- SET/RESET latch circuit, Schmitt trigger circuit, and MOBILE based D-type flip flop circuit and frequency divider circuit thereof11 Aug 2009US 7,573,310 B2Korea Advanced Institute of Science and Technology
- Hysteresis comparator28 Aug 2007US 7,262,649 B2Denso Corporation
- Zero-crossing detection circuit for a dimmer circuit25 May 2017US 2017/0150566 A1Gerard Lighting Holdings Pty Ltd
- SET/RESET latch circuit, Schmitt trigger circuit, and MOBILE based D-type flip flop circuit and frequency divider circuit thereof29 Mar 2007US 2007/0069810 A1Korea Advanced Institute of Science and Technology
- Hysteresis comparator28 Sep 2006US 2006/0214720 A1Denso Corporation
- Comparator circuit for comparing two electric voltages10 Jul 2003US 2003/0128054 A1
- Comparator circuit and infrared signal receiving apparatus19 Jun 2003US 2003/0112037 A1Sharp Kabushiki Kaisha
Most cited
By later US patents
- Hysteresis circuit75US 4,485,312 ATokyo Shibaura Denki Kabushiki Kaisha · 1984
- CMOS comparator output circuit with high gain and hysteresis31US 5,945,852 AMotorola, Inc. · 1999
- Differential comparator22US 4,806,791 AKabushiki Kaisha Toshiba · 1989
- Electronic switch maintaining a predetermined state independent of supply voltage variation15US 4,159,431 ARobert Bosch GmbH · 1979
- Comparison circuit having programmable hysteresis14US 4,072,870 AMotorola, Inc. · 1978