H01M 4/0471
Involving thermal treatment
Official title: {involving thermal treatment, e.g. firing, sintering, backing particulate active material, thermal decomposition, pyrolysis}
H01M4/0471 (Involving thermal treatment) appears on 2,549 US grants and 4,754 published applications in this corpus.
Search patents in H01M- Granted patents
- 2,549
- Published applications
- 4,754
- Assignees
- 1,189
- Inventors
- 8,669
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 15 | 9 |
| 2002 | 20 | 23 |
| 2003 | 15 | 27 |
| 2004 | 19 | 35 |
| 2005 | 13 | 36 |
| 2006 | 10 | 30 |
| 2007 | 14 | 31 |
| 2008 | 18 | 30 |
| 2009 | 22 | 41 |
| 2010 | 33 | 35 |
| 2011 | 20 | 64 |
| 2012 | 22 | 78 |
| 2013 | 31 | 114 |
| 2014 | 35 | 207 |
| 2015 | 83 | 209 |
| 2016 | 116 | 208 |
| 2017 | 164 | 262 |
| 2018 | 171 | 206 |
| 2019 | 170 | 218 |
| 2020 | 216 | 318 |
| 2021 | 171 | 352 |
| 2022 | 192 | 414 |
| 2023 | 230 | 519 |
| 2024 | 256 | 458 |
| 2025 | 289 | 482 |
| 2026 | 156 | 348 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sodium ion battery cathode material, and a preparation method and application therefor6 Oct 2026US 12,753,088 B2Hubei Wanrun New Energy Technology Co., Ltd.
- Thickness control manifold for molten lithium dip coating6 Oct 2026US 12,753,478 B2GM Global Technology Operations LLC
- Electrode manufacturing and drying apparatus and method6 Oct 2026US 12,755,957 B2LG Energy Solution, Ltd.
- Anode active material and lithium-ion battery applying the same6 Oct 2026US 12,755,971 B2Eve Power Co., Ltd.
- Direct-formation self-assembly graphene from cellulose nanofiber aqueous solution6 Oct 2026US 12,755,983 B2Hong Kong Applied Science and Technology Research Institute Company Limited
- Methods of preparing hard carbon material and energy storage device and method of enhancing plateau capacity8 Oct 2026US 2026/0307995 A1National Tsing Hua University
- Metal-carbon nanofiber composite electrodes for high performance lithium-ion and lead-acid batteries8 Oct 2026US 2026/0311992 A1The Curators of the University of Missouri
- Heating system for controlling temperature of film in dry electrode plate manufacturing process8 Oct 2026US 2026/0311994 A1Samsung SDI.Co., Ltd.
- Oxide Films and Solid-State Lithium-Based Batteries Containing the Same Using Wet Annealing8 Oct 2026US 2026/0311995 A1Ensurge Micropower ASA
- 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
- Rechargeable thin film battery and method for making the same157US 6,982,132 B1Trustees of Tufts College · 2006
- Method of manufacturing secondary battery negative electrode128US 6,432,579 B1Kao Corporation · 2002
- Method and apparatus for the deposition of solid films of a material from a jet stream entraining the gaseous phase of said material114US 4,788,082 A1988
- Annealing of mixed metal oxide electrodes to reduce polarization resistance114US 6,228,534 B1Wilson Greatbatch Ltd. · 2001