Patent Theme

Lithium Compound Synthesis for Batteries

Methods for synthesizing high-purity lithium compounds, such as lithium carbonate, lithium sulfide, or composite salts, specifically optimized for use in battery electrodes or electrolytes.

9,275 US filings from 1,943 companies since 2023 · 2023: 2,066 · 2024: 3,022 · 2025: 2,882 · 2026 YTD: 1,305

Non-metallic Inorganic Compounds

Top companies

Ranked by filings in this theme since 2023. 2026 is partial.

#CompanySince 20232023202420252026 YTDYoY
1LG Energy Solution, Ltd.75915928023090-17.9%
2Samsung SDI Co., Ltd.30365969151-5.2%
3TOYOTA JIDOSHA KABUSHIKI KAISHA26052888337-5.7%
4Panasonic Intellectual Property Management Co., Ltd.23545876835-21.8%
5SK On Co., Ltd.19140575044-12.3%
6GM GLOBAL TECHNOLOGY OPERATIONS LLC17437437123+65.1%
7LG Chem, Ltd.13844423418-19.0%
8Hyundai Motor Company13139313922+25.8%
9GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD.1302174278-63.5%
10HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD.1272073277-63.0%
11Kia Corporation12635303922+30.0%
12SAMSUNG ELECTRONICS CO., LTD.1254144337-25.0%
13SUMITOMO METAL MINING CO., LTD.11728372824-24.3%
14Contemporary Amperex Technology Co., Limited11328551515-72.7%
15HUNAN BRUNP EV RECYCLING CO., LTD.871945176-62.2%
16Umicore852018389+111.1%
17Enevate Corporation823228139-53.6%
18SK INNOVATION CO., LTD.82182525140.0%
19BASF SE8024202610+30.0%
20UCHICAGO ARGONNE, LLC7823242110-12.5%
21HONDA MOTOR CO., LTD.7316242490.0%
22Idemitsu Kosan Co., Ltd.71152323100.0%
23CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED70·55312+960.0%
24The Regents of the University of California6814182610+44.4%
25Murata Manufacturing Co., Ltd.601129155-48.3%