Advanced Power Converter Topologies

Focuses on novel circuit configurations for DC-DC, DC-AC, or AC-DC conversion, often involving resonant operation, multi-level structures, or switched capacitors to improve efficiency, power density, or voltage conversion ratios.

11,657 US filings from 1,677 companies since 2023 · 2023: 2,887 · 2024: 3,545 · 2025: 3,628 · 2026 YTD: 1,597

Power Conversion (DC/AC, DC/DC)

Top companies

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

#	Company	Since 2023	2023	2024	2025	2026 YTD	YoY
1	Mitsubishi Electric Corporation	446	115	162	124	45	-23.5%
2	TEXAS INSTRUMENTS INCORPORATED	415	119	123	128	45	+4.1%
3	Huawei Digital Power Technologies Co., Ltd.	341	88	99	109	45	+10.1%
4	DELTA ELECTRONICS, INC.	251	56	72	71	52	-1.4%
5	Murata Manufacturing Co., Ltd.	190	30	59	76	25	+28.8%
6	Infineon Technologies Austria AG	179	37	45	61	36	+35.6%
7	Richtek Technology Corporation	176	32	49	70	25	+42.9%
8	DENSO CORPORATION	163	28	56	55	24	-1.8%
9	Delta Electronics (Shanghai) Co., Ltd.	157	50	41	45	21	+9.8%
10	Apple Inc.	155	46	51	40	18	-21.6%
11	ROHM CO., LTD.	143	31	48	40	24	-16.7%
12	SAMSUNG ELECTRONICS CO., LTD.	139	36	37	49	17	+32.4%
13	FUJI ELECTRIC CO., LTD.	117	30	38	39	10	+2.6%
14	pSemi Corporation	117	39	48	22	8	-54.2%
15	STMICROELECTRONICS S.r.l.	114	37	45	31	1	-31.1%
16	ABB Schweiz AG	113	25	40	28	20	-30.0%
17	HAMILTON SUNDSTRAND CORPORATION	107	34	35	32	6	-8.6%
18	Solaredge Technologies Ltd.	103	38	32	29	4	-9.4%
19	Chengdu Monolithic Power Systems Co., Ltd.	96	21	18	46	11	+155.6%
20	Huawei Technologies Co., Ltd.	86	20	29	24	13	-17.2%
21	STMicroelectronics International N.V.	85	7	12	42	24	+250.0%
22	Siemens Aktiengesellschaft	84	30	27	15	12	-44.4%
23	TOYOTA JIDOSHA KABUSHIKI KAISHA	81	20	22	23	16	+4.5%
24	SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC	78	11	30	27	10	-10.0%
25	Panasonic Intellectual Property Management Co., Ltd.	73	18	25	17	13	-32.0%