H01M 4/0435
Rolling or calendering
Official title: {Rolling or calendering}
H01M4/0435 (Rolling or calendering) appears on 996 US grants and 2,037 published applications in this corpus.
Search patents in H01M- Granted patents
- 996
- Published applications
- 2,037
- Assignees
- 494
- Inventors
- 4,177
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 15 | 0 |
| 1997 | 11 | 0 |
| 1998 | 8 | 0 |
| 1999 | 11 | 0 |
| 2000 | 16 | 0 |
| 2001 | 19 | 8 |
| 2002 | 19 | 9 |
| 2003 | 12 | 10 |
| 2004 | 8 | 23 |
| 2005 | 4 | 23 |
| 2006 | 5 | 20 |
| 2007 | 10 | 22 |
| 2008 | 6 | 17 |
| 2009 | 15 | 16 |
| 2010 | 10 | 13 |
| 2011 | 8 | 30 |
| 2012 | 7 | 13 |
| 2013 | 12 | 28 |
| 2014 | 13 | 32 |
| 2015 | 13 | 45 |
| 2016 | 29 | 65 |
| 2017 | 26 | 69 |
| 2018 | 37 | 61 |
| 2019 | 63 | 62 |
| 2020 | 67 | 85 |
| 2021 | 54 | 105 |
| 2022 | 62 | 171 |
| 2023 | 71 | 213 |
| 2024 | 97 | 260 |
| 2025 | 136 | 315 |
| 2026 | 91 | 322 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flattening device6 Oct 2026US 12,752,328 B2Contemporary Amperex Technology (Hong Kong) Limited
- Preparation method and application of lithium cobalt oxide soft-pack battery6 Oct 2026US 12,755,960 B2Guangdong Brunp Recycling Technology Co., Ltd.
- Electrode, secondary battery comprising the same, and method for manufacturing the same6 Oct 2026US 12,755,978 B2LG Energy Solution, Ltd.
- Electrode for electrochemical device comprising dry electrode film and method for manufacturing the same29 Sep 2026US 12,749,671 B2LG Energy Solution, Ltd.
- Electrode rolling apparatus and electrode rolling method29 Sep 2026US 12,749,672 B2LG Energy Solution, Ltd.
- Apparatus and method for manufacturing electrode plate8 Oct 2026US 2026/0307355 A1SK On Co., Ltd.
- Manufacturing System and Method of Dry Electrode8 Oct 2026US 2026/0309597 A1SK On Co., Ltd.
- Roll map storing method and roll map extracting method8 Oct 2026US 2026/0311993 A1LG Energy Solution, Ltd.
- Heating system for controlling temperature of film in dry electrode plate manufacturing process8 Oct 2026US 2026/0311994 A1Samsung SDI.Co., Ltd.
- Dry electrode film, preparation method therefor, and electrode and battery8 Oct 2026US 2026/0312000 A1Eve Energy Co., Ltd.
Most cited
By later US patents
- Secondary battery243US 5,824,434 ACanon Kabushiki Kaisha · 1998
- Liquid electrolyte lithium-sulfur batteries209US 6,030,720 APolyPlus Battery Company · 2000
- Rechargeable positive electrodes193US 5,686,201 APolyPlus Battery Company · 1997
- Methods of fabricating rechargeable positive electrodes188US 5,582,623 APolyPlus Battery Company · 1996
- Rechargeable positive electrode185US 5,523,179 APolyPlus Battery Company · 1996