B26F 1/02
Perforating by punching
Official title: Perforating by punching, e.g. with relatively-reciprocating punch and bed
B26F1/02 (Perforating by punching) appears on 1,065 US grants and 969 published applications in this corpus.
Search patents in B26F- Granted patents
- 1,065
- Published applications
- 969
- Assignees
- 599
- Inventors
- 2,041
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 12 | 0 |
| 1978 | 13 | 0 |
| 1979 | 7 | 0 |
| 1980 | 9 | 0 |
| 1981 | 8 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 11 | 0 |
| 1985 | 15 | 0 |
| 1986 | 16 | 0 |
| 1987 | 18 | 0 |
| 1988 | 16 | 0 |
| 1989 | 18 | 0 |
| 1990 | 18 | 0 |
| 1991 | 20 | 0 |
| 1992 | 16 | 0 |
| 1993 | 16 | 0 |
| 1994 | 15 | 0 |
| 1995 | 7 | 0 |
| 1996 | 13 | 0 |
| 1997 | 24 | 0 |
| 1998 | 33 | 0 |
| 1999 | 35 | 0 |
| 2000 | 26 | 0 |
| 2001 | 26 | 10 |
| 2002 | 26 | 29 |
| 2003 | 23 | 34 |
| 2004 | 16 | 35 |
| 2005 | 17 | 48 |
| 2006 | 28 | 38 |
| 2007 | 13 | 45 |
| 2008 | 16 | 33 |
| 2009 | 21 | 33 |
| 2010 | 29 | 42 |
| 2011 | 17 | 36 |
| 2012 | 19 | 27 |
| 2013 | 25 | 51 |
| 2014 | 17 | 39 |
| 2015 | 24 | 43 |
| 2016 | 39 | 45 |
| 2017 | 29 | 44 |
| 2018 | 43 | 52 |
| 2019 | 33 | 53 |
| 2020 | 50 | 37 |
| 2021 | 35 | 36 |
| 2022 | 31 | 40 |
| 2023 | 34 | 34 |
| 2024 | 33 | 25 |
| 2025 | 21 | 37 |
| 2026 | 10 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Beam hole puncher1 Sep 2026US 12,722,320 B2
- Machining tool for box-end wrench and method of machining box-end wrench by using the same28 Jul 2026US 12,691,508 B2
- Press working method and press working apparatus14 Jul 2026US 12,678,989 B2Honda Motor Co., Ltd.
- Deep-drawing packaging machine and method for producing a perforation2 Jun 2026US 12,643,280 B2Multivac Sepp Haggenmueller SE & Co. KG
- Secondary battery electrode notching apparatus26 May 2026US 12,636,807 B2Samsung SDI.Co., Ltd.
- Apparatus and method for manufacturing electrode plate8 Oct 2026US 2026/0307355 A1SK On Co., Ltd.
- Image forming system24 Sep 2026US 2026/0285076 A1Canon Finetech Nisca Inc.
- Punching machine with replaceable punching core17 Sep 2026US 2026/0273789 A1Dongguan Jiaxi Office Machine Co., Ltd.
- Battery manufacturing apparatus10 Sep 2026US 2026/0269300 A1LG Energy Solution, Ltd.
- Notching mold and method for notching an electrode plate27 Aug 2026US 2026/0249507 A1Samsung SDI.Co., Ltd.
Most cited
By later US patents
- Zipper for a reclosable thermoplastic bag and a process and apparatus for making166US 5,070,584 ADowbrands L.P. · 1991
- Fire hydrant leak detector87US 9,291,520 B2Mueller International, LLC · 2016
- Apparatus for manufacturing a product in membrane or film form for covering sanitary towels or nappies or for filtering systems82US 6,007,468 APANTEX S.r.l. · 1999
- Apparatus for manufacturing an endocardial defibrillation lead with multi-lumen lead body and method79US 6,193,743 B1Intermedics, Inc. · 2001
- Apparatus for manufacturing an endocardial defibrillation lead with multi-lumen body and method79US 6,377,857 B1Intermedics, Inc. · 2002