A61H 33/027
Gas-water mixing nozzles therefor
Official title: {Gas-water mixing nozzles therefor}
A61H33/027 (Gas-water mixing nozzles therefor) appears on 223 US grants and 141 published applications in this corpus.
Search patents in A61H- Granted patents
- 223
- Published applications
- 141
- Assignees
- 99
- Inventors
- 306
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 9 | 0 |
| 1991 | 9 | 0 |
| 1992 | 5 | 0 |
| 1993 | 8 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 11 | 0 |
| 2000 | 6 | 0 |
| 2001 | 7 | 0 |
| 2002 | 6 | 2 |
| 2003 | 3 | 3 |
| 2004 | 4 | 6 |
| 2005 | 5 | 8 |
| 2006 | 6 | 11 |
| 2007 | 0 | 13 |
| 2008 | 2 | 13 |
| 2009 | 2 | 8 |
| 2010 | 5 | 4 |
| 2011 | 3 | 5 |
| 2012 | 5 | 8 |
| 2013 | 2 | 4 |
| 2014 | 6 | 3 |
| 2015 | 6 | 4 |
| 2016 | 1 | 1 |
| 2017 | 4 | 3 |
| 2018 | 7 | 2 |
| 2019 | 2 | 5 |
| 2020 | 7 | 5 |
| 2021 | 1 | 4 |
| 2022 | 1 | 5 |
| 2023 | 2 | 7 |
| 2024 | 2 | 2 |
| 2025 | 7 | 11 |
| 2026 | 5 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pulse wall nozzle for bathtub19 May 2026US 12,629,316 B2Guangzhou Rising Dragon Recreation Industrial Co., Ltd.
- Multidirectional hydrotherapy tub coplanar flow10 Mar 2026US 12,569,400 B2Saratoga Spa & Bath Co., Inc.
- Spa jet with crosswise and tangent venturi for both spa walls and spa floors17 Feb 2026US 12,551,401 B1
- Hot tub wall jet nozzle20 Jan 2026US 12,527,719 B2Guangzhou Rising Dragon Recreation Industrial Co., Ltd.
- Inflatable massage pool with built-in inflatable seat13 Jan 2026US 12,521,307 B2Bestway Inflatables & Material Corp.
- A nozzle assembly for a spa pool and a spa pool27 Aug 2026US 2026/0248684 A1Intex Marketing Ltd.
- Multidirectional hydrotherapy tub coplanar flow16 Jul 2026US 2026/0199186 A1Saratoga Spa & Bath Co., Inc.
- Massage pool2 Jul 2026US 2026/0183187 A1Bestway Inflatables & Material Corp.
- Interchangeable jet modules for a spa and/or bathing system30 Apr 2026US 2026/0115097 A1
- Water massage apparatus11 Dec 2025US 2025/0375349 A1Core Pacific, LLC
Most cited
By later US patents
- User-selectable multi-jet assembly for jetted baths/spas127US 5,862,543 AVico Products Manufacturing Co., Inc. · 1999
- Hand held tap water powered water discharge apparatus103US 5,230,106 A1993
- Reciprocating hydro-massage apparatus88US 4,339,833 A1982
- Aerator48US 4,264,039 ASouth Pacific Industries · 1981
- Self-rotating spa jet assembly48US 5,014,372 AKDI American Products, Inc. · 1991