A01B 45/023
Perforators comprising spiking tools actively driven in a reciprocating movement through a
Official title: {Perforators comprising spiking tools actively driven in a reciprocating movement through a crankshaft or eccentric mechanism}
A01B45/023 (Perforators comprising spiking tools actively driven in a reciprocating movement through a) appears on 117 US grants and 97 published applications in this corpus.
Search patents in A01B- Granted patents
- 117
- Published applications
- 97
- Assignees
- 40
- Inventors
- 147
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 7 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 3 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 4 | 5 |
| 2006 | 1 | 4 |
| 2007 | 4 | 1 |
| 2008 | 0 | 3 |
| 2009 | 3 | 6 |
| 2010 | 2 | 4 |
| 2011 | 3 | 7 |
| 2012 | 2 | 2 |
| 2013 | 5 | 6 |
| 2014 | 4 | 4 |
| 2015 | 3 | 6 |
| 2016 | 6 | 3 |
| 2017 | 3 | 4 |
| 2018 | 6 | 2 |
| 2019 | 3 | 4 |
| 2020 | 4 | 6 |
| 2021 | 4 | 5 |
| 2022 | 1 | 3 |
| 2023 | 3 | 7 |
| 2024 | 3 | 2 |
| 2025 | 5 | 7 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vehicle with detection system for detecting ground surface and sub-surface objects, and method for controlling vehicle7 Oct 2025US 12,433,179 B2The Toro Company
- Perforator quick disconnect system6 May 2025US 12,290,013 B2AmTech International
- Injection device and procedure for using the device for introducing air and/or additive to the deeper layers of soil8 Apr 2025US 12,268,109 B2
- Turf aerator8 Apr 2025US 12,268,110 B2The Toro Company
- Turf aerators and assemblies for same14 Jan 2025US 12,193,346 B2Briggs & Stratton Corporation
Most cited
By later US patents
- Turf aerating apparatus67US 4,867,244 AOutboard Marine Corporation · 1989
- Ground treatment apparatus59US 5,398,767 A1995
- Turf aerator57US 5,207,278 ATextron Inc. · 1993
- Turf aerator with constantly vertical tines49US 6,041,869 ATextron Inc. · 2000
- Turf aeration device48US 5,570,746 ASouthern Green, Inc. · 1996