G05B 2219/21136
Detection of zero crossing for command and maximum for reading value
G05B2219/21136 (Detection of zero crossing for command and maximum for reading value) appears on 11 US grants and 3 published applications in this corpus.
Search patents in G05B- Granted patents
- 11
- Published applications
- 3
- Assignees
- 10
- Inventors
- 24
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 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 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Control system and method for smooth characterization of cyclic stress29 Sep 2026US 12,748,408 B2Transportation IP Holdings, LLC
- Direct current switching device and use thereof22 Oct 2019US 10,453,632 B2Siemens Aktiengesellschaft
- AC synchronization with miswire detection for a multi-node serial communication system16 Apr 2002US 6,373,376 B1Honeywell International Inc.
- Controller with dual function switch9 Jun 1987US 4,672,233 AEmhart Industries, Inc.
- Relay switching apparatus20 Oct 1981US 4,296,449 AGeneral Electric Company
- Control system and method for smooth characterization of cyclic stress7 Mar 2024US 2024/0077861 A1Transportation IP Holdings, LLC
- Direct current switching device and use thereof7 Feb 2019US 2019/0043680 A1Siemens Aktiengesellschaft
- Method and circuitry for a programmable controller system17 Apr 2003US 2003/0074498 A1
Most cited
By later US patents
- AC synchronization with miswire detection for a multi-node serial communication system55US 6,373,376 B1Honeywell International Inc. · 2002
- Sterilizing apparatus and integrated sterilizer control53US 4,261,950 AAmerican Sterilizer Company · 1981
- Microprocessor based control circuit for washing appliances with diagnostic system44US 4,245,309 AGeneral Electric Company · 1981
- Relay switching apparatus35US 4,296,449 AGeneral Electric Company · 1981
- Controlling apparatus for electric sewing machine15US 4,173,193 AHitachi, Ltd. · 1979