B21D 43/12
By chains or belts
Official title: by chains or belts {(B21D43/145 takes precedence)}
B21D43/12 (By chains or belts) appears on 62 US grants and 33 published applications in this corpus.
Search patents in B21D- Granted patents
- 62
- Published applications
- 33
- Assignees
- 47
- Inventors
- 121
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 2 | 3 |
| 2018 | 1 | 1 |
| 2019 | 4 | 4 |
| 2020 | 1 | 5 |
| 2021 | 4 | 2 |
| 2022 | 2 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 3 |
| 2025 | 4 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus for the production of tear-off lids23 Jun 2026US 12,661,705 B2Soudronic AG
- Method for the production of component for fluid flow through a heat exchanger30 Dec 2025US 12,510,311 B2Mahle International GmbH
- Blanking mold, blanking and stacking apparatus, and blanking method26 Aug 2025US 12,397,338 B2G-Tekt Corporation
- Apparatus and method for working oblong metal products24 Jun 2025US 12,337,367 B2M. E. P. Macchine Elettroniche Piegatrici SpA
- Motion planning for a conveyor system of a servo press installation28 Jan 2025US 12,208,436 B2Siemens Aktiengesellschaft
- Automated low volume production system16 Jul 2026US 2026/0199955 A1Hirotec America, Inc.
- Blanking mold, blanking and stacking apparatus, and blanking method24 Jul 2025US 2025/0235919 A1G-Tekt Corporation
- Conversion press for can ends31 Oct 2024US 2024/0359228 A1Alfons Haar, Inc.
- Method for the production of component for fluid flow through a heat exchanger10 Oct 2024US 2024/0337452 A1Mahle International GmbH
- Apparatus for the production of tear-off lids2 May 2024US 2024/0139796 A1Soudronic AG
Most cited
By later US patents
- Conveyor apparatus18US 5,813,513 ARedicon Corporation · 1998
- Article retention system for transfer equipment17US 4,546,873 AThe Broken Hill Proprietary Company Limited · 1985
- Conveyor belt treatment16US 4,946,028 A1990
- Conveyor system for can end conversion systems15US 6,405,853 B12002
- Feeding apparatus for metal belting and manufacturing apparatus for fins of a heat exchanger14US 5,349,841 AHidaka Seiki Kabushiki Kaisha · 1994