H01M 4/64
Carriers or collectors
H01M4/64 (Carriers or collectors) appears on 7,053 US grants and 10,449 published applications in this corpus.
Search patents in H01M- Granted patents
- 7,053
- Published applications
- 10,449
- Assignees
- 2,245
- Inventors
- 16,592
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 35 | 0 |
| 1977 | 51 | 0 |
| 1978 | 60 | 0 |
| 1979 | 39 | 0 |
| 1980 | 43 | 0 |
| 1981 | 55 | 0 |
| 1982 | 40 | 0 |
| 1983 | 29 | 0 |
| 1984 | 42 | 0 |
| 1985 | 44 | 0 |
| 1986 | 23 | 0 |
| 1987 | 28 | 0 |
| 1988 | 25 | 0 |
| 1989 | 32 | 0 |
| 1990 | 49 | 0 |
| 1991 | 41 | 0 |
| 1992 | 45 | 0 |
| 1993 | 49 | 0 |
| 1994 | 47 | 0 |
| 1995 | 50 | 0 |
| 1996 | 91 | 0 |
| 1997 | 74 | 0 |
| 1998 | 77 | 0 |
| 1999 | 56 | 0 |
| 2000 | 56 | 0 |
| 2001 | 95 | 34 |
| 2002 | 105 | 121 |
| 2003 | 96 | 143 |
| 2004 | 95 | 131 |
| 2005 | 55 | 150 |
| 2006 | 48 | 139 |
| 2007 | 47 | 120 |
| 2008 | 59 | 134 |
| 2009 | 71 | 199 |
| 2010 | 113 | 227 |
| 2011 | 108 | 305 |
| 2012 | 153 | 325 |
| 2013 | 162 | 390 |
| 2014 | 185 | 410 |
| 2015 | 269 | 378 |
| 2016 | 282 | 428 |
| 2017 | 331 | 459 |
| 2018 | 320 | 552 |
| 2019 | 392 | 565 |
| 2020 | 515 | 705 |
| 2021 | 432 | 621 |
| 2022 | 458 | 705 |
| 2023 | 405 | 824 |
| 2024 | 412 | 825 |
| 2025 | 423 | 844 |
| 2026 | 241 | 715 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Double layered electrolytic copper foil and manufacturing method thereof6 Oct 2026US 12,753,524 B2Volta Energy Solutions S.A.R.L.
- Mesh current collector for dry electrode lamination6 Oct 2026US 12,755,954 B2GM Global Technology Operations LLC
- 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
- Electrode plate and electrochemical device6 Oct 2026US 12,755,984 B2Contemporary Amperex Technology (Hong Kong) Limited
- Cathode with a composite nickel structure and method to manufacture the same29 Sep 2026US 12,749,679 B2GM Global Technology Operations LLC
- Cylindrical Battery Cell, Battery Pack and Vehicle Including Same, and Collector Board8 Oct 2026US 2026/0307511 A1LG Energy Solution, Ltd.
- Dry electrode film, preparation method therefor, and electrode and battery8 Oct 2026US 2026/0312000 A1Eve Energy Co., Ltd.
- Positive electrode active material, positive electrode, and nonaqueous electrolyte secondary battery8 Oct 2026US 2026/0312042 A1Prime Planet Energy & Solutions, Inc.
- Electrode current collectors, electrodes, and rechargeable lithium batteries8 Oct 2026US 2026/0312071 A1Samsung SDI.Co., Ltd.
- Battery cell, battery, and electric device8 Oct 2026US 2026/0312072 A1Contemporary Amperex Technology Co., Limited
Most cited
By later US patents
- Notched electrode and method of making same387US 6,300,002 B1Moltech Power Systems, Inc. · 2001
- Lithium anodes for electrochemical cells307US 6,797,428 B1Moltech Corporation · 2004
- Lithium anodes for electrochemical cells299US 6,733,924 B1Moltech Corporation · 2004
- Plating metal negative electrodes under protective coatings287US 6,402,795 B1PolyPlus Battery Company · 2002
- Layered arrangements of lithium electrodes262US 6,413,285 B1PolyPlus Battery Company · 2002