E02F 3/7609
Scraper blade mounted forwardly of the tractor on a pair of pivoting
Official title: {Scraper blade mounted forwardly of the tractor on a pair of pivoting arms which are linked to the sides of the tractor, e.g. bulldozers}
E02F3/7609 (Scraper blade mounted forwardly of the tractor on a pair of pivoting) appears on 456 US grants and 439 published applications in this corpus.
Search patents in E02F- Granted patents
- 456
- Published applications
- 439
- Assignees
- 114
- Inventors
- 853
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 11 | 0 |
| 1978 | 10 | 0 |
| 1979 | 8 | 0 |
| 1980 | 14 | 0 |
| 1981 | 8 | 0 |
| 1982 | 8 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 3 |
| 2003 | 6 | 2 |
| 2004 | 2 | 11 |
| 2005 | 12 | 15 |
| 2006 | 10 | 5 |
| 2007 | 0 | 14 |
| 2008 | 2 | 4 |
| 2009 | 3 | 8 |
| 2010 | 6 | 4 |
| 2011 | 4 | 7 |
| 2012 | 6 | 8 |
| 2013 | 8 | 14 |
| 2014 | 17 | 13 |
| 2015 | 12 | 14 |
| 2016 | 9 | 33 |
| 2017 | 22 | 26 |
| 2018 | 21 | 24 |
| 2019 | 29 | 26 |
| 2020 | 27 | 40 |
| 2021 | 22 | 46 |
| 2022 | 32 | 34 |
| 2023 | 20 | 13 |
| 2024 | 26 | 39 |
| 2025 | 14 | 18 |
| 2026 | 16 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Differential dozer blade lift and angle mechanism6 Oct 2026US 12,753,572 B2
- Adaptive eco mode6 Oct 2026US 12,753,573 B2Deere & Company
- Work machine and method for controlling work machine6 Oct 2026US 12,753,574 B2Komatsu Ltd.
- Dynamic acquisition and utilization of shared jobsite density information15 Sep 2026US 12,735,871 B2Deere & Company
- System and method of bulldozer six-way blade swing angle estimation8 Sep 2026US 12,729,514 B2Honeywell Aerospace US LLC
- Multidirectional grading control for work machines8 Oct 2026US 2026/0308871 A1Deere & Company
- Work vehicle measurement system and work vehicle measurement method8 Oct 2026US 2026/0308890 A1Komatsu Ltd.
- Work vehicle measurement system and work vehicle measurement method8 Oct 2026US 2026/0309874 A1Komatsu Ltd.
- Traveling device for tracked vehicle and tracked vehicle24 Sep 2026US 2026/0285425 A1Komatsu Ltd.
- Positionable vibratory roller13 Aug 2026US 2026/0234889 A1Deere & Company
Most cited
By later US patents
- Variable wing plow blade and mounting structure therefor72US 4,249,323 ADe Lorean Manufacturing Company · 1981
- System for determining autonomous adjustments to an implement position and angle66US 10,066,367 B1Robo Industries, Inc. · 2018
- Variable wing plow blade and mounting structure therefor55US 4,356,645 ADe Lorean Manufacturing Company · 1982
- Bucket attachment for tractor blade54US 4,890,400 A1990
- Adjustment and stabilizer mechanism for dozer blade42US 4,405,019 AJ. I. Case Company · 1983