Lithium Battery Cathode Materials

Focuses on the composition, crystal structure, and synthesis methods of positive electrode active materials for rechargeable lithium-ion batteries, often involving complex metal oxides of nickel, cobalt, manganese, and lithium.

16,315 US filings from 2,237 companies since 2023 · 2023: 3,412 · 2024: 5,175 · 2025: 5,237 · 2026 YTD: 2,491

Compounds Containing Metals

Top companies

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

#	Company	Since 2023	2023	2024	2025	2026 YTD	YoY
1	LG Energy Solution, Ltd.	1,409	276	501	432	200	-13.8%
2	Samsung SDI Co., Ltd.	1,145	145	249	481	270	+93.2%
3	Panasonic Intellectual Property Management Co., Ltd.	774	192	297	195	90	-34.3%
4	TOYOTA JIDOSHA KABUSHIKI KAISHA	673	114	239	200	120	-16.3%
5	SK On Co., Ltd.	562	93	181	154	134	-14.9%
6	Contemporary Amperex Technology Co., Limited	551	166	231	77	77	-66.7%
7	Ningde Amperex Technology Limited	371	53	128	131	59	+2.3%
8	CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED	351	·	14	283	54	+1921.4%
9	GM GLOBAL TECHNOLOGY OPERATIONS LLC	292	72	88	101	31	+14.8%
10	Prime Planet Energy & Solutions, Inc.	242	40	87	71	44	-18.4%
11	LG Chem, Ltd.	219	66	76	55	22	-27.6%
12	Murata Manufacturing Co., Ltd.	206	42	68	69	27	+1.5%
13	Hyundai Motor Company	205	45	49	68	43	+38.8%
14	Kia Corporation	199	41	48	67	43	+39.6%
15	Semiconductor Energy Laboratory Co., Ltd.	172	58	47	51	16	+8.5%
16	SK INNOVATION CO., LTD.	170	43	47	44	36	-6.4%
17	GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD.	165	32	96	28	9	-70.8%
18	HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD.	163	30	97	28	8	-71.1%
19	SAMSUNG ELECTRONICS CO., LTD.	161	60	53	38	10	-28.3%
20	ZHUHAI COSMX BATTERY CO., LTD.	159	34	34	55	36	+61.8%
21	SUMITOMO METAL MINING CO., LTD.	151	38	46	39	28	-15.2%
22	ECOPRO BM CO., LTD.	133	30	30	49	24	+63.3%
23	HONDA MOTOR CO., LTD.	129	23	42	51	13	+21.4%
24	Umicore	127	22	39	54	12	+38.5%
25	HUNAN BRUNP EV RECYCLING CO., LTD.	113	26	60	19	8	-68.3%