Battery Material Recovery

Processes and apparatus for disassembling spent batteries and recovering valuable materials (e.g., metals, electrolytes, plastics) through mechanical, chemical, or electrochemical methods for reuse or sustainable disposal.

14,063 US filings from 2,549 companies since 2023 · 2023: 2,718 · 2024: 4,087 · 2025: 4,649 · 2026 YTD: 2,609

Batteries & Fuel Cells

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.	2,124	456	614	681	373	+10.9%
2	Samsung SDI Co., Ltd.	1,330	113	194	524	499	+170.1%
3	Contemporary Amperex Technology Co., Limited	876	215	365	149	147	-59.2%
4	SK On Co., Ltd.	598	84	132	184	198	+39.4%
5	CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED	530	·	32	429	69	+1240.6%
6	TOYOTA JIDOSHA KABUSHIKI KAISHA	234	42	78	73	41	-6.4%
7	Prime Planet Energy & Solutions, Inc.	202	35	66	66	35	0.0%
8	Hyundai Motor Company	172	35	41	54	42	+31.7%
9	Kia Corporation	164	30	38	54	42	+42.1%
10	GM GLOBAL TECHNOLOGY OPERATIONS LLC	163	24	48	64	27	+33.3%
11	GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD.	116	30	66	15	5	-77.3%
12	HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD.	115	28	67	15	5	-77.6%
13	Ningde Amperex Technology Limited	105	16	25	39	25	+56.0%
14	SK INNOVATION CO., LTD.	97	24	26	36	11	+38.5%
15	LG Chem, Ltd.	96	61	13	13	9	0.0%
16	Murata Manufacturing Co., Ltd.	96	25	21	36	14	+71.4%
17	Panasonic Intellectual Property Management Co., Ltd.	81	16	25	26	14	+4.0%
18	Ford Global Technologies, LLC	77	9	22	26	20	+18.2%
19	HUNAN BRUNP EV RECYCLING CO., LTD.	77	24	40	9	4	-77.5%
20	HONDA MOTOR CO., LTD.	75	15	23	31	6	+34.8%
21	JIANGSU CONTEMPORARY AMPEREX TECHNOLOGY LIMITED	65	22	20	17	6	-15.0%
22	XIAMEN HITHIUM ENERGY STORAGE TECHNOLOGY CO., LTD.	63	7	27	20	9	-25.9%
23	ESS Tech, Inc.	61	25	27	8	1	-70.4%
24	Daramic, LLC	60	13	32	12	3	-62.5%
25	Robert Bosch GmbH	56	11	20	17	8	-15.0%