B21H 8/02
Rolls of special shape
B21H8/02 (Rolls of special shape) appears on 24 US grants and 26 published applications in this corpus.
Search patents in B21H- Granted patents
- 24
- Published applications
- 26
- Assignees
- 18
- Inventors
- 54
- Latest grant
- 1 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 3 | 3 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 5 |
| 2018 | 0 | 2 |
| 2019 | 1 | 0 |
| 2020 | 4 | 2 |
| 2021 | 1 | 3 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 2 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Heat exchanger1 Oct 2024US 12,104,863 B2SWEP International AB
- Heat exchanger9 Jan 2024US 11,867,469 B2SWEP International AB
- Profiles1 Aug 2023US 11,713,575 B2Hadley Industries Overseas Holdings Limited
- Can manufacturing method, can manufacturing device, can, and can manufacturing tool set31 Aug 2021US 11,103,914 B2Toyo Seikan Co., Ltd.
- Profiles20 Oct 2020US 10,808,404 B2Hadley Industries Overseas Holdings Limited
- Electrode plate for rechargeable battery, manufacturing apparatus thereof and manufacturing method thereof24 Apr 2025US 2025/0132306 A1Samsung SDI.Co., Ltd.
- Heat exchanger19 May 2022US 2022/0155018 A1SWEP International AB
- Can manufacturing method, can manufacturing device, can, and can manufacturing tool set7 Oct 2021US 2021/0308736 A1Toyo Seikan Co., Ltd.
- Can manufacturing method, can manufacturing device, can, and can manufacturing tool set7 Oct 2021US 2021/0308737 A1Toyo Seikan Co., Ltd.
- Profiles28 Jan 2021US 2021/0025167 A1Hadley Industries Overseas Holdings Limited
Most cited
By later US patents
- Techniques for transferring holograms into metal surfaces32US 6,006,415 AAluminum Company of America · 1999
- Method for embossing holograms into aluminum and other hard substrates30US 6,017,657 ABridgestone Graphic Technologies, Inc. · 2000
- Techniques for transferring holograms into metal surfaces27US 5,881,444 AAluminum Company of America · 1999
- Apparatus and method for roll forming and marking sheet metal9US 5,009,093 A1991
- Engineered work roll texturing7US 10,493,508 B2Novelis Inc. · 2019