F15B 13/0444
With rotary electric motor
Official title: {with rotary electric motor}
F15B13/0444 (With rotary electric motor) appears on 81 US grants and 77 published applications in this corpus.
Search patents in F15B- Granted patents
- 81
- Published applications
- 77
- Assignees
- 61
- Inventors
- 189
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 4 |
| 2013 | 0 | 1 |
| 2014 | 2 | 7 |
| 2015 | 4 | 3 |
| 2016 | 5 | 6 |
| 2017 | 3 | 4 |
| 2018 | 4 | 10 |
| 2019 | 7 | 6 |
| 2020 | 8 | 7 |
| 2021 | 6 | 8 |
| 2022 | 10 | 1 |
| 2023 | 5 | 6 |
| 2024 | 3 | 2 |
| 2025 | 3 | 3 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electromechanical actuator and actuator-valve unit13 Jan 2026US 12,523,316 B2Thomas Magnete GmbH
- Valve device11 Nov 2025US 12,467,482 B2Hydac Mobilhydraulik GmbH
- Pilot control unit for at least one valve drive of a hydraulic valve and method for operating same23 Sep 2025US 12,421,988 B2Bucher Hydraulics AG
- Active suspension for a vehicle20 May 2025US 12,304,268 B2Instituto Tecnologico Y De Estudios Superiores De Monterrey
- Hydraulic valve module for safe deactivation in the case of failure of an external current supply, and method for operating a hydraulic valve23 Jul 2024US 12,044,328 B2Bucher Hydraulics AG
- Null and maximum flow adjustable electrohydraulic servo vavle (ehsv)1 Oct 2026US 2026/0298356 A1Honeywell International Inc.
- Dual-valve-core servo valve24 Sep 2026US 2026/0286986 A1Ningbo LK Technology Co., Ltd.
- Fluid control valve module4 Jun 2026US 2026/0153157 A1Eva Medtec, Inc.
- Rotary shear valve28 Aug 2025US 2025/0271068 A1
- Active suspension for a vehicle13 Feb 2025US 2025/0050702 A1Instituto Tecnologico Y De Estudios Superiores De Monterrey
Most cited
By later US patents
- Active suspension with on-demand energy flow55US 8,840,118 B1Levant Power Corporation · 2014
- Context aware active suspension control system45US 9,440,507 B2Levant Power Corporation · 2016
- Direct drive valve and force motor assembly including interchangeable stator assembly and alignment system or method25US 4,641,812 APneumo Corporation · 1987
- Electro-hydraulic servo valve23US 9,309,900 B2Moog Inc. · 2016
- Punch press hydraulic servo device using a rotary valve19US 6,594,992 B1Amada Company, Limited · 2003