E02F 3/842
Using electromagnetic, optical or photoelectric beams
Official title: {using electromagnetic, optical or photoelectric beams, e.g. laser beams}
E02F3/842 (Using electromagnetic, optical or photoelectric beams) appears on 103 US grants and 93 published applications in this corpus.
Search patents in E02F- Granted patents
- 103
- Published applications
- 93
- Assignees
- 36
- Inventors
- 212
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 0 |
| 2003 | 1 | 3 |
| 2004 | 2 | 0 |
| 2005 | 1 | 2 |
| 2006 | 2 | 5 |
| 2007 | 2 | 3 |
| 2008 | 1 | 4 |
| 2009 | 0 | 2 |
| 2010 | 2 | 3 |
| 2011 | 3 | 0 |
| 2012 | 3 | 2 |
| 2013 | 4 | 6 |
| 2014 | 3 | 5 |
| 2015 | 2 | 2 |
| 2016 | 5 | 5 |
| 2017 | 4 | 2 |
| 2018 | 2 | 6 |
| 2019 | 6 | 4 |
| 2020 | 6 | 9 |
| 2021 | 3 | 5 |
| 2022 | 5 | 5 |
| 2023 | 2 | 11 |
| 2024 | 9 | 4 |
| 2025 | 5 | 1 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for controlling work machine, and work machine13 Jan 2026US 12,523,003 B2Komatsu Ltd.
- Autonomous control of a machine performing grading30 Dec 2025US 12,509,850 B2Caterpillar Inc.
- Continuous calibration of grade control system26 Aug 2025US 12,398,533 B2Caterpillar SARL
- Generation for earth-moving operations12 Aug 2025US 12,385,230 B2Leica Geosystems Technology A/S
- System and method for controlling a plurality of work machines17 Jun 2025US 12,331,485 B2Komatsu Ltd.
- Determination of a dynamic target plane for an implement of a machine based on filtered dynamic track plane parameters6 Aug 2026US 2026/0226702 A1Caterpillar Inc.
- System and method of automated multipass slope control using an initial reference30 Jul 2026US 2026/0218483 A1Deere & Company
- System and method for controlling work machine30 Jul 2026US 2026/0218494 A1Komatsu Ltd.
- Gnss supplemented slope control system and method for a work vehicle13 Nov 2025US 2025/0347084 A1Deere & Company
- Autonomous control of a machine performing grading21 Nov 2024US 2024/0384503 A1Caterpillar Inc.
Most cited
By later US patents
- Method and apparatus for establishing a perimeter defining an area to be traversed by a mobile machine227US 6,112,143 ACaterpillar Inc. · 2000
- Method and apparatus for real-time monitoring and coordination of multiple geography altering machines on a work site223US 5,646,844 ACaterpillar Inc. · 1997
- Position sensing system for surveying and grading189US 4,820,041 AAGTEK Development Company, Inc. · 1989
- Grading system149US 4,807,131 AClegg Engineering, Inc. · 1989
- Vehicle guidance system for avoiding obstacles stored in memory103US 6,539,294 B1Komatsu Ltd. · 2003