G01D 4/14
Fixed-demand indicating or recording apparatus, i.e. where indication is made when a
Official title: Fixed-demand indicating or recording apparatus, i.e. where indication is made when a predetermined quantity has been consumed during a time interval greater or less than a predetermined time interval
G01D4/14 (Fixed-demand indicating or recording apparatus, i.e. where indication is made when a) appears on 21 US grants and 19 published applications in this corpus.
Search patents in G01D- Granted patents
- 21
- Published applications
- 19
- Assignees
- 8
- Inventors
- 23
- Latest grant
- 19 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 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 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 13 |
| 2019 | 1 | 0 |
| 2020 | 4 | 1 |
| 2021 | 5 | 2 |
| 2022 | 4 | 1 |
| 2023 | 3 | 0 |
By publication year. Applications have been published since 2001.
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Most cited
By later US patents
- Method of intelligent data analysis to detect abnormal use of utilities in buildings304US 6,816,811 B2Johnson Controls Technology Company · 2004
- Fuel dispensing and vehicle maintenance system134US 4,490,798 AArt Systems, Inc. · 1984
- Fuel dispensing and vehicle maintenance system with on-board computer95US 4,658,371 AArt Systems, Inc. · 1987
- Remotely controllable LNG field station management system and method81US 5,586,050 AAerojet-General Corporation · 1996
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