Y10T 137/87756
Spring biased
Y10T137/87756 (Spring biased) appears on 39 US grants and 12 published applications in this corpus.
Search patents in Y10T- Granted patents
- 39
- Published applications
- 12
- Assignees
- 32
- Inventors
- 72
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 2 | 2 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Series-connection type servo valve mechanism9 Dec 2025US 12,492,756 B2Shenzhen Katop Automation Technology Co., Ltd.
- Apparatus and methods for faucet-mounted water filtration systems13 Sep 2022US 11,440,813 B2Helen of Troy Limited
- Pneumatic solenoid valve27 Apr 2021US 10,989,323 B2Conti Temic microelectronic GmbH
- Pneumatic valve arrangement8 Sep 2020US 10,767,665 B2Samson Aktiengesellschaft
- Apparatus and methods for faucet-mounted water filtration systems13 Nov 2018US 10,125,026 B2Helen of Troy Limited
- Series-connection type servo valve mechanism11 Apr 2024US 2024/0117887 A1Shenzhen Katop Automation Technology Co., Ltd.
- Apparatus and methods for faucet-mounted water filtration systems2 May 2019US 2019/0127235 A1Helen of Troy Limited
- Pneumatic solenoid valve11 Oct 2018US 2018/0292019 A1Conti Temic microelectronic GmbH
- Pneumatic valve arrangement4 Oct 2018US 2018/0283409 A1Samson Aktiengesellschaft
- Safety device for installation in a gas-supply system, in particular, an acetylene-supply system19 Jan 2017US 2017/0016546 A1Spectron Gas Control Systems GmbH
Most cited
By later US patents
- On-off valves and pressure regulators for high-pressure fluids33US 5,092,362 AFluidyne Corporation · 1992
- Hydraulic valve detent mechanism29US 4,342,335 AKoehring Company · 1982
- Electromagnetic control valve assembly28US 4,250,924 AAisin Seiki Kabushiki Kaisha · 1981
- Tap for dispensing a drink made from a concentrate, and drinks dispenser apparatus equipped with such a tap25US 5,601,210 ASociete Civile de Recherche ODY · 1997
- Apparatus and methods for faucet-mounted water filtration systems23US 9,004,290 B2PUR Water Purification Products, Inc. · 2015