E02F 5/323
Percussion-type rippers
Official title: {Percussion-type rippers}
E02F5/323 (Percussion-type rippers) appears on 18 US grants and 15 published applications in this corpus.
Search patents in E02F- Granted patents
- 18
- Published applications
- 15
- Assignees
- 9
- Inventors
- 40
- Latest grant
- 25 Feb 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 1 | 4 |
| 2015 | 0 | 2 |
| 2016 | 2 | 4 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Accumulator25 Feb 2020US 10,570,930 B2
- Accumulator17 Oct 2017US 9,790,962 B2
- Hydraulic attachment21 Feb 2017US 9,574,962 B2Construction Tools GmbH
- Breaking machine shock absorbing apparatus8 Mar 2016US 9,278,443 B2Terminator IP Limited
- Front head nut pocket configuration for hydraulic hammer8 Mar 2016US 9,279,232 B2Caterpillar Inc.
- Vibrating ripper for demolition17 Oct 2019US 2019/0316321 A1Socomec - Societa' Costruzioni Meccaniche Societa' Per Azioni
- Accumulator8 Mar 2018US 2018/0066680 A1
- Variable damping system for a power cell of a hydraulic hammer25 Aug 2016US 2016/0243690 A1Caterpillar Inc.
- Breaking machine shock absorbing apparatus19 May 2016US 2016/0136798 A1Terminator IP Limited
- Method for controlling a percussion tool power supply parameter12 May 2016US 2016/0129575 A1Montabert
Most cited
By later US patents
- Method of automatically controlling impact ripper40US 5,293,944 AKabushiki Kaisha Komatsu Seisakusho · 1994
- Radiation detection system25US 3,980,568 AHankison Corporation · 1976
- High voltage ripping apparatus24US 5,386,877 ACaterpillar Inc. · 1995
- Hydraulic attachment17US 9,574,962 B2Construction Tools GmbH · 2017
- Control system for a multiple shank impact ripper16US 4,834,461 ACaterpillar Inc. · 1989