E02F 9/128
Braking systems
Official title: {Braking systems}
E02F9/128 (Braking systems) appears on 158 US grants and 133 published applications in this corpus.
Search patents in E02F- Granted patents
- 158
- Published applications
- 133
- Assignees
- 54
- Inventors
- 333
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 8 | 0 |
| 2001 | 2 | 0 |
| 2002 | 6 | 1 |
| 2003 | 2 | 1 |
| 2004 | 1 | 0 |
| 2005 | 2 | 4 |
| 2006 | 3 | 1 |
| 2007 | 3 | 6 |
| 2008 | 2 | 6 |
| 2009 | 2 | 3 |
| 2010 | 2 | 3 |
| 2011 | 4 | 5 |
| 2012 | 2 | 4 |
| 2013 | 4 | 21 |
| 2014 | 11 | 12 |
| 2015 | 16 | 14 |
| 2016 | 15 | 6 |
| 2017 | 5 | 5 |
| 2018 | 9 | 5 |
| 2019 | 5 | 1 |
| 2020 | 2 | 8 |
| 2021 | 6 | 6 |
| 2022 | 4 | 4 |
| 2023 | 5 | 2 |
| 2024 | 1 | 5 |
| 2025 | 6 | 3 |
| 2026 | 3 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydraulic machine swing system with anti-drift9 Jun 2026US 12,650,003 B2Caterpillar Inc.
- Parking brake device and work machine equipped with the same20 Jan 2026US 12,528,673 B2Kobelco Construction Machinery Co., Ltd.
- Linear actuator-based ride control20 Jan 2026US 12,529,200 B2Caterpillar Inc.
- Hydraulic systems for grading machines9 Dec 2025US 12,492,528 B2Caterpillar Inc.
- Hydraulic device, hydraulic motor and construction machine30 Sep 2025US 12,428,808 B2Nabtesco Corporation
- Actuator system for work machine, construction machine, control device for work machine, control method for work machine, and computer-readable storage medium storing control program for work machine8 Oct 2026US 2026/0308875 A1Nabtesco Corporation
- Slewing control system, voltage deviation control method, construction machinery including the system1 Oct 2026US 2026/0302989 A1Caterpillar Inc.
- Control system for work machine and control method for work machine3 Sep 2026US 2026/0258631 A1Komatsu Ltd.
- Method Of Adjusting Relief Pressure Of Relief Valve For Swing Motor13 Aug 2026US 2026/0234899 A1Caterpillar SARL
- Control system for work machine, work machine, control method for work machine, and remote operation system for work machine6 Aug 2026US 2026/0226704 A1Komatsu Ltd.
Most cited
By later US patents
- Control system for automatically controlling actuators of an excavator57US 5,361,211 ASamsung Heavy Industries Co., Ltd. · 1994
- Method of controlling speed change of hydraulic drive device for vehicle and speed change device47US 5,784,883 AKomatsu Ltd. · 1998
- Control apparatus for construction machine47US 6,009,708 AShin Caterpillar Mitsubishi Ltd. · 2000
- Control system for controlling the speed of a hydraulic motor39US 6,131,391 ACaterpillar Inc. · 2000
- Excavating vehicle38US 4,552,503 AKubota Corporation · 1985