Comtrol Corporation
New Brighton, MN, US· latest recorded location
Comtrol Corporation is named on 5 US grants and 6 published applications in this corpus. Its most frequent classification is G08B (Signalling systems).
- Granted patents
- 5
- Published applications
- 6
- Inventors
- 11
- Granted in 2026 so far
- 0
- Most recent grant
- 22 May 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
By publication year.
Technology areas
Share of 11 documents
Recent patents
- Restricted area automated security system and method22 May 2018US 9,978,233 B2
- Stop violation detection system and method11 Oct 2016US 9,466,210 B2
- Theft prevention system and method9 Sep 2014US 8,830,060 B2
- System, method, and device for communicating between a field device, device controller, and enterprise application11 Sep 2012US 8,266,308 B2
- Rapid transport service in a network to peripheral device servers16 Mar 2010US 7,680,944 B1
- Restricted area automated security system and method30 Aug 2018US 2018/0247503 A1
- Restricted area automated security system and method12 Oct 2017US 2017/0294087 A1
- Stop violation detection system and method26 Mar 2015US 2015/0084790 A1
- System, method, and device for communicating with a field device3 Jan 2013US 2013/0007112 A1
- Theft prevention system and method16 Feb 2012US 2012/0038456 A1
Most cited
By later US patents
- Rapid transport service in a network to peripheral device servers21US 7,680,944 B12010
- System, method, and device for communicating between a field device, device controller, and enterprise application9US 8,266,308 B22012
- Theft prevention system and method5US 8,830,060 B22014
- Stop violation detection system and method4US 9,466,210 B22016
- Restricted area automated security system and method4US 9,978,233 B22018