B21H 7/06
Ploughshares
Official title: ploughshares; axes
B21H7/06 (Ploughshares) appears on 3 US grants and 3 published applications in this corpus.
Search patents in B21H- Granted patents
- 3
- Published applications
- 3
- Assignees
- 2
- Inventors
- 8
- Latest grant
- 1 Nov 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 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 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device and method for forming shaft part by two-roller flexible skew rolling1 Nov 2022US 11,484,924 B2University of Science and Technology Beijing
- Machine for deep-rolling axles8 Dec 2015US 9,205,472 B2Hegenscheidt-MFD GmbH & Co. KG
- Method of and apparatus for manufacturing plowshares24 Aug 1982US 4,345,358 A
- Device for Machining, in Particular for Deep-Rolling, Shafts8 Jan 2026US 2026/0008108 A1Hegenscheidt-MFD GmbH & Co. KG
- Device and method for forming shaft part by two-roller flexible skew rolling5 Nov 2020US 2020/0346262 A1University of Science and Technology Beijing
- Machine for deep-rolling axles4 Jul 2013US 2013/0167609 A1Hegenscheidt-MFD GmbH & Co. KG
Most cited
By later US patents