Y10T 137/402
Distribution systems involving geographic features
Y10T137/402 (Distribution systems involving geographic features) appears on 289 US grants and 94 published applications in this corpus.
Search patents in Y10T- Granted patents
- 289
- Published applications
- 94
- Assignees
- 149
- Inventors
- 385
- Latest grant
- 12 Apr 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 9 | 0 |
| 1979 | 10 | 0 |
| 1980 | 9 | 0 |
| 1981 | 7 | 0 |
| 1982 | 9 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 7 | 0 |
| 1987 | 7 | 0 |
| 1988 | 7 | 0 |
| 1989 | 13 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 12 | 0 |
| 1993 | 5 | 0 |
| 1994 | 9 | 0 |
| 1995 | 3 | 0 |
| 1996 | 9 | 0 |
| 1997 | 5 | 0 |
| 1998 | 10 | 0 |
| 1999 | 10 | 0 |
| 2000 | 10 | 0 |
| 2001 | 6 | 0 |
| 2002 | 7 | 5 |
| 2003 | 9 | 3 |
| 2004 | 5 | 7 |
| 2005 | 5 | 8 |
| 2006 | 8 | 11 |
| 2007 | 9 | 5 |
| 2008 | 3 | 14 |
| 2009 | 1 | 7 |
| 2010 | 9 | 6 |
| 2011 | 4 | 3 |
| 2012 | 6 | 7 |
| 2013 | 7 | 7 |
| 2014 | 10 | 3 |
| 2015 | 7 | 4 |
| 2016 | 0 | 0 |
| 2017 | 3 | 2 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Sewage backflow preventing valve12 Apr 2022US 11,299,873 B1
- Controllably opening water supply line doors7 Sep 2021US 11,112,011 B1
- Distributed integrated water management system15 Dec 2020US 10,865,547 B1
- Stormwater siphon cube11 Jun 2019US 10,316,505 B2
- Controller for vacuum sewage system19 Jun 2018US 10,001,787 B2Aqseptence Group, Inc.
- Distributed integrated water management system26 Nov 2020US 2020/0370284 A1
- Stormwater Siphon Cube27 Dec 2018US 2018/0371738 A1
- Hydrogen supply method and system3 Aug 2017US 2017/0219168 A1
- Hydrogen supply method and system11 May 2017US 2017/0130902 A1Praxair Technology, Inc.
- Controller for vacuum sewage system3 Dec 2015US 2015/0346734 A1Bilfinger Water Technologies, Inc.
Most cited
By later US patents
- Highly automated agricultural production system352US 4,015,366 AAdvanced Decision Handling, Inc. · 1977
- Underground drainage system131US 5,810,510 A1998
- Hydrant variable riser and restraint104US 4,741,356 AAssured Flow Sales, Inc. · 1988
- Diverter system and blowout preventer89US 4,832,126 AHydril Company · 1989
- Secondary contained fluid supply system87US 4,971,477 AExxon Corporation · 1990