G05B 2219/33279
Expansion by using secondary access to each module, extension module
G05B2219/33279 (Expansion by using secondary access to each module, extension module) appears on 9 US grants and 1 published applications in this corpus.
Search patents in G05B- Granted patents
- 9
- Published applications
- 1
- Assignees
- 3
- Inventors
- 6
- Latest grant
- 26 Feb 2008
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Distributed control system with multiple control levels and/or downloading26 Feb 2008US 7,337,256 B2Invensys Systems, Inc.
- Distributed control system including a compact easily-extensible and serviceable field controller30 Dec 2003US 6,671,763 B1EKMS, Inc.
- Control device with PCMCIA card for communications with field device17 Dec 2002US 6,496,892 B1The Foxboro Company
- Distributed control system including a compact easily-extensible and serviceable field controller9 Jul 2002US 6,418,499 B1The Foxboro Company
- Distributed control system including a compact, easily-extensible and serviceable field controller27 Nov 2001US 6,324,607 B1The Foxboro Company
Most cited
By later US patents
- Industrial field controlling device with controller and expansion modules169US 6,008,985 AThe Foxboro Company · 1999
- Distributed control system including a compact easily-extensible and serviceable field controller111US 6,076,124 AThe Foxboro Company · 2000
- I/O connector module for a field controller in a distributed control system110US 6,033,257 AThe Foxboro Company · 2000
- Distributed control system including a compact, easily-extensible and serviceable field controller80US 6,324,607 B1The Foxboro Company · 2001
- Control device with PCMCIA card for communications with field device47US 6,496,892 B1The Foxboro Company · 2002