C01G 35/00
Compounds of tantalum
C01G35/00 (Compounds of tantalum) appears on 377 US grants and 415 published applications in this corpus.
Search patents in C01G- Granted patents
- 377
- Published applications
- 415
- Assignees
- 241
- Inventors
- 1,054
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 7 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 10 | 3 |
| 2002 | 10 | 5 |
| 2003 | 10 | 15 |
| 2004 | 9 | 15 |
| 2005 | 7 | 18 |
| 2006 | 9 | 11 |
| 2007 | 9 | 16 |
| 2008 | 9 | 11 |
| 2009 | 10 | 11 |
| 2010 | 8 | 16 |
| 2011 | 11 | 9 |
| 2012 | 14 | 10 |
| 2013 | 4 | 12 |
| 2014 | 10 | 13 |
| 2015 | 10 | 18 |
| 2016 | 10 | 19 |
| 2017 | 17 | 12 |
| 2018 | 7 | 22 |
| 2019 | 19 | 12 |
| 2020 | 21 | 28 |
| 2021 | 18 | 29 |
| 2022 | 16 | 27 |
| 2023 | 18 | 20 |
| 2024 | 21 | 24 |
| 2025 | 18 | 25 |
| 2026 | 5 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Lithium-containing chloride and method for producing same, solid electrolyte, and battery6 Oct 2026US 12,753,086 B2Kyoto University
- Dielectric composition and electronic component16 Jun 2026US 12,658,369 B2TDK Corporation
- Large-scale synthesis of powders of solid-state electrolyte material particles for solid-state batteries, systems and methods thereof2 Jun 2026US 12,646,745 B2
- Solid electrolyte material and battery using same26 May 2026US 12,640,393 B2Panasonic Intellectual Property Management Co., Ltd.
- Lithium-containing oxide, and method for preparing solid electrolyte20 Jan 2026US 12,528,708 B2Kyoto University
- Ion conductor, secondary battery, and manufacturing method of ion conductor3 Sep 2026US 2026/0257934 A1Denso Corporation
- Nano metal oxides, preparation method therefor, and use therefor20 Aug 2026US 2026/0242238 A1
- A hybrid sers substrate and method of forming the same13 Aug 2026US 2026/0235785 A1Agency for Science, Technology and Research
- Assembly composite, sheet, separator, electrode and power storage device6 Aug 2026US 2026/0229522 A1Niterra Co., Ltd.
- Electrode active material and all solid battery2 Jul 2026US 2026/0188673 A1Taiyo Yuden Co., Ltd.
Most cited
By later US patents
- Electrolytic capacitor anode of valve metal oxide148US 6,322,912 B1Cabot Corporation · 2001
- Methods to partially reduce a niobium metal oxide and oxygen reduced niobium oxides131US 6,391,275 B1Cabot Corporation · 2002
- Sheets of transition metal dichalcogenides122US 4,996,108 ASimon Fraser University · 1991
- Chemically stable solid lithium ion conductor122US 7,901,658 B22011
- Methods to partially reduce a niobium metal oxide oxygen reduced niobium oxides120US 6,416,730 B1Cabot Corporation · 2002