F15B 1/033
With electrical control means
Official title: with electrical control means
F15B1/033 (With electrical control means) appears on 185 US grants and 197 published applications in this corpus.
Search patents in F15B- Granted patents
- 185
- Published applications
- 197
- Assignees
- 132
- Inventors
- 478
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 3 |
| 2003 | 1 | 2 |
| 2004 | 2 | 2 |
| 2005 | 2 | 1 |
| 2006 | 1 | 2 |
| 2007 | 2 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 3 |
| 2012 | 1 | 3 |
| 2013 | 0 | 10 |
| 2014 | 4 | 14 |
| 2015 | 6 | 11 |
| 2016 | 8 | 7 |
| 2017 | 7 | 20 |
| 2018 | 13 | 15 |
| 2019 | 20 | 17 |
| 2020 | 21 | 14 |
| 2021 | 10 | 13 |
| 2022 | 16 | 15 |
| 2023 | 14 | 15 |
| 2024 | 12 | 10 |
| 2025 | 10 | 13 |
| 2026 | 9 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Work machine accessory motor load protection8 Sep 2026US 12,729,699 B2Caterpillar Inc.
- Energy storage and reutilization for a single-rod electro-hydrostatic actuator9 Jun 2026US 12,650,138 B2University of Manitoba
- Adaptive repressurizer26 May 2026US 12,638,026 B2Saudi Arabian Oil Company
- Hydraulic drive system having a 2×2Q pump unit19 May 2026US 12,631,200 B2HMS-HYBRID MOTION SOLUTIONS GmbH
- Uplock unlock electro-hydrostatic actuator5 May 2026US 12,617,524 B2Goodrich Corporation
- Intermediate hydraulic system and method of use30 Apr 2026US 2026/0117802 A1Country Mechanical Services
- Energy Storage and Control System for Pipeline Flow Control12 Feb 2026US 2026/0043422 A1
- Systems and Methods for Hydraulic Ride Control15 Jan 2026US 2026/0015826 A1HUSCO International, Inc.
- Work machine accessory motor load protection11 Dec 2025US 2025/0376995 A1Caterpillar Inc.
- Electrohydrostatic actuator with integrated pump6 Nov 2025US 2025/0341223 A1Oshkosh Corporation
Most cited
By later US patents
- Magnetic field energy responsive position sensing apparatus and method87US 5,789,915 ANartron Corporation · 1998
- Pressure supply system having means for controlling an output pressure thereof51US 5,197,787 AHonda Giken Kogyo Kabushiki Kaisha · 1993
- Control for hydraulic accumulator system43US 4,278,403 A1981
- Ride control system42US 5,733,095 ACaterpillar Inc. · 1998
- Pressure monitoring system29US 5,631,632 AAisin Seiki Kabushiki Kaisha · 1997