B67D 7/0496
Performance test devices therefor
Official title: {Performance test devices therefor}
B67D7/0496 (Performance test devices therefor) appears on 54 US grants and 31 published applications in this corpus.
Search patents in B67D- Granted patents
- 54
- Published applications
- 31
- Assignees
- 23
- Inventors
- 48
- Latest grant
- 10 Dec 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 5 |
| 2002 | 8 | 1 |
| 2003 | 2 | 3 |
| 2004 | 4 | 3 |
| 2005 | 5 | 2 |
| 2006 | 2 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 3 |
| 2010 | 4 | 2 |
| 2011 | 1 | 2 |
| 2012 | 2 | 1 |
| 2013 | 2 | 2 |
| 2014 | 2 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Frequency variable fuel vapor recovery control system and method for fuel dispenser with self-calibrated vapor liquid ratio10 Dec 2019US 10,501,309 B2South China University of Technology
- Fueling system vapor recovery and containment performance monitor and method of operation thereof12 Sep 2017US 9,759,631 B2Veeder-Root Company
- Method and apparatus for monitoring for a restriction in a stage II fuel vapor recovery system18 Aug 2015US 9,108,837 B2Franklin Fueling Systems, Inc.
- Fueling system vapor recovery and containment performance monitor and method of operation thereof25 Nov 2014US 8,893,542 B2Veeder-Root Company
- Fuel dispensing nozzle17 Jun 2014US 8,752,597 B2Franklin Fueling Systems, Inc.
- Frequency Variable Fuel Vapor Recovery Control System And Method For Fuel Dispenser With Self-Calibrated Vapor Liquid Ratio7 Dec 2017US 2017/0349427 A1South China University of Technology
- Fueling system vapor recovery and containment performance monitor and method of operation thereof19 Mar 2015US 2015/0075260 A1Veeder-Root Company
- Method and apparatus for monitoring for a restriction in a stage ii fuel vapor recovery system12 Sep 2013US 2013/0233442 A1Franklin Fueling Systems, Inc.
- Fueling system vapor recovery and containment performance monitor and method of operation thereof18 Apr 2013US 2013/0091931 A1Veeder-Root Company
- Method and apparatus for monitoring for a restriction in a stage ii fuel vapor recovery system28 Jun 2012US 2012/0160367 A1Franklin Fueling Systems, Inc.
Most cited
By later US patents
- System and method for testing for error conditions in a fuel vapor recovery system67US 5,450,883 AGilbarco Inc. · 1995
- Vapor recovery diagnostic testing system54US 6,082,415 AMarconi Commerce Systems Inc. · 2000
- System and method for testing for error conditions in a fuel vapor recovery system51US 5,857,500 AGilbarco Inc. · 1999
- Vapor recovery unit performance test analyzer and method48US 4,392,870 ASun Oil Company of Pennsylvania · 1983
- Vapor flow and hydrocarbon concentration sensor for improved vapor recovery in fuel dispensers47US 6,499,516 B2Gilbarco Inc. · 2002