E03D 5/024
Operated hydraulically or pneumatically
Official title: {Operated hydraulically or pneumatically}
E03D5/024 (Operated hydraulically or pneumatically) appears on 95 US grants and 95 published applications in this corpus.
Search patents in E03D- Granted patents
- 95
- Published applications
- 95
- Assignees
- 50
- Inventors
- 190
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 7 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 2 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 2 |
| 2016 | 2 | 4 |
| 2017 | 2 | 2 |
| 2018 | 5 | 12 |
| 2019 | 4 | 7 |
| 2020 | 8 | 2 |
| 2021 | 7 | 13 |
| 2022 | 9 | 7 |
| 2023 | 3 | 12 |
| 2024 | 12 | 3 |
| 2025 | 3 | 10 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flush engine11 Aug 2026US 12,703,971 B2Kohler Co.
- Flush toilet device2 Jun 2026US 12,644,266 B2Toto Ltd.
- Pneumatic drain valve driving device2 Jun 2026US 12,644,267 B2Kohler (China) Investment Co., Ltd.
- Connecting rod drive mechanism for water discharge valve and water discharge valve having said mechanism14 Apr 2026US 12,601,421 B2Xiamen R&T Plumbing Technology Co., Ltd.
- Water supply and distribution system on-board an aircraft and method for operating such system30 Dec 2025US 12,509,865 B2Airbus Operations GmbH
- Pneumatic drain valve driving device17 Sep 2026US 2026/0275694 A1Kohler (China) Investment Co., Ltd.
- Hydraulically controlled flushing device20 Aug 2026US 2026/0243073 A1Aspic
- Human Waste Propulsion System12 Feb 2026US 2026/0043222 A1
- Toilet16 Oct 2025US 2025/0320704 A1Kohler Co.
- Automatic driving unit for toilet drain valve and drain valve assembly16 Oct 2025US 2025/0320705 A1Zhongshan Dongling Weili Clean Technology Co., Ltd.
Most cited
By later US patents
- Automatic tank-type flusher48US 6,263,519 B1Arichell Technologies, Inc. · 2001
- Apparatus for supplying pressurized rinse water to a toilet26US 6,085,366 AEvac International Oy · 2000
- Toilet flusher with novel valves and controls22US 6,934,976 B2Arichell Technologies, Inc. · 2005
- Valve controlled flushing system21US 4,034,423 AKohler Co. · 1977
- Pneumatic actuating device for a toilet flush valve20US 4,304,015 AGeberit AG · 1981