H01M 2300/0008
Phosphoric acid-based
H01M2300/0008 (Phosphoric acid-based) appears on 114 US grants and 82 published applications in this corpus.
Search patents in H01M- Granted patents
- 114
- Published applications
- 82
- Assignees
- 79
- Inventors
- 279
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 2 |
| 2003 | 1 | 4 |
| 2004 | 2 | 3 |
| 2005 | 0 | 2 |
| 2006 | 2 | 9 |
| 2007 | 1 | 6 |
| 2008 | 1 | 0 |
| 2009 | 1 | 4 |
| 2010 | 2 | 2 |
| 2011 | 3 | 1 |
| 2012 | 1 | 1 |
| 2013 | 2 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 5 |
| 2016 | 0 | 1 |
| 2017 | 4 | 3 |
| 2018 | 1 | 4 |
| 2019 | 2 | 8 |
| 2020 | 3 | 9 |
| 2021 | 3 | 2 |
| 2022 | 4 | 1 |
| 2023 | 4 | 2 |
| 2024 | 4 | 4 |
| 2025 | 0 | 6 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Aqueous battery6 Oct 2026US 12,756,019 B2Toyota Jidosha Kabushiki Kaisha
- Positive electrode active material for lithium secondary battery, method of preparing the same, and positive electrode for lithium secondary battery and lithium secondary battery which include the positive electrode active material24 Dec 2024US 12,176,532 B2LG Chem.Ltd.
- Air battery and manufacturing method of positive electrode of air battery3 Sep 2024US 12,080,867 B2Nippon Telegraph and Telephone Corporation
- Aqueous aluminum batteries and methods of making same18 Jun 2024US 12,015,149 B2Cornell University
- All solid battery and manufacturing method of the same27 Feb 2024US 11,916,188 B2Taiyo Yuden Co., Ltd.
- Aqueous battery21 May 2026US 2026/0142242 A1Toyota Jidosha Kabushiki Kaisha
- Naphthalene-type compound and preparation method therefore and use therefore18 Dec 2025US 2025/0382258 A1Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Aqueous battery23 Oct 2025US 2025/0329726 A1Toyota Jidosha Kabushiki Kaisha
- Aqueous battery21 Aug 2025US 2025/0266504 A1Toyota Jidosha Kabushiki Kaisha
- Aqueous electrolyte solution for proton battery, and proton battery3 Apr 2025US 2025/0112283 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Power generation system utilizing turbine and fuel cell105US 5,811,201 ASouthern California Edison Company · 1998
- Platinum skeleton alloy-supported electrocatalyst, electrode using the electrocatalyst, and process for producing the electrocatalyst87US 5,876,867 AN. E. Chemcat Corporation · 1999
- Catalyst material85US 5,068,161 AJohnson Matthey Public Limited Company · 1991
- Platinum alloy electrocatalyst72US 5,024,905 AN. E. Chemcat Corporation · 1991
- Generation of electricity with fuel cell using alcohol fuel71US 5,132,193 APhysical Sciences, Inc. · 1992