G05B 2219/1204
Multiprocessing, several plc's, distributed logic control
G05B2219/1204 (Multiprocessing, several plc's, distributed logic control) appears on 50 US grants and 43 published applications in this corpus.
Search patents in G05B- Granted patents
- 50
- Published applications
- 43
- Assignees
- 40
- Inventors
- 134
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 2 |
| 2011 | 1 | 3 |
| 2012 | 2 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 2 |
| 2015 | 1 | 5 |
| 2016 | 1 | 4 |
| 2017 | 2 | 4 |
| 2018 | 3 | 3 |
| 2019 | 9 | 3 |
| 2020 | 4 | 6 |
| 2021 | 3 | 0 |
| 2022 | 2 | 2 |
| 2023 | 1 | 2 |
| 2024 | 0 | 0 |
| 2025 | 2 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Programmable logic controller control device and method thereof4 Nov 2025US 12,461,499 B2Samsung Display Co., Ltd.
- Queue blocks for flexible automation engineering programs3 Jun 2025US 12,321,147 B2Siemens Aktiengesellschaft
- Method and apparatus for proxy execution and computation with an industrial controller7 Mar 2023US 11,599,081 B2Rockwell Automation Technologies, Inc.
- Distributed control system19 Apr 2022US 11,307,549 B2Toyota Jidosha Kabushiki Kaisha
- Control device, control method for control device, information processing program, and recording medium29 Mar 2022US 11,287,793 B2OMRON Corporation
- Method for controlling automatic station-passing of yarn spindle, electronic device and storage medium2 Apr 2026US 2026/0093226 A1Zhejiang Hengyi Petrochemical Co., Ltd.
- System and method for controlling automatic transit of yarn spindle, electronic device and storage medium2 Apr 2026US 2026/0093227 A1Zhejiang Hengyi Petrochemical Co., Ltd.
- Control Strategy of Distributed Control Systems Based on Operator Actions30 Nov 2023US 2023/0384752 A1ABB Schweiz AG
- Programmable logic controller control device and method thereof15 Jun 2023US 2023/0185266 A1Samsung Display Co., Ltd.
- Queue blocks for flexible automation engineering programs22 Sep 2022US 2022/0299967 A1Siemens Aktiengesellschaft
Most cited
By later US patents
- Programmable controller161US 4,307,447 AGould Inc. · 1981
- Distributing a real-time control program to a plurality of input/output nodes73US 5,297,257 AAllen-Bradley Company, Inc. · 1994
- Distributed logic control system and method72US 5,157,595 AEl Paso Technologies Company · 1992
- Control apparatus having remote PLC device and control method for same69US 5,963,444 AMitsubishi Denki Kabushiki Kaisha · 1999
- Programmable controller45US 4,484,303 AGould Inc. · 1984