Patent Theme

Electric Propulsion Systems

Integration of electric motors, power generation, and distribution systems for propelling aircraft, including components for coupling motors to propellers and managing electrical power.

8,401 US filings from 1,354 companies since 2023 · 2023: 2,076 · 2024: 2,640 · 2025: 2,558 · 2026 YTD: 1,127

Ships & Marine VesselsAircraft & AerodynamicsAircraft Equipment

Top companies

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

#	Company	Since 2023	2023	2024	2025	2026 YTD	YoY
1	BETA AIR, LLC	549	289	154	86	20	-44.2%
2	Pratt & Whitney Canada Corp.	347	68	102	103	74	+1.0%
3	General Electric Company	323	69	92	111	51	+20.7%
4	HAMILTON SUNDSTRAND CORPORATION	240	65	79	68	28	-13.9%
5	Airbus Operations SAS	212	42	59	68	43	+15.3%
6	Archer Aviation Inc.	208	14	71	79	44	+11.3%
7	HONDA MOTOR CO., LTD.	189	32	65	71	21	+9.2%
8	RTX Corporation	184	5	42	65	72	+54.8%
9	Textron Innovations Inc.	178	62	58	45	13	-22.4%
10	Rolls-Royce PLC	145	42	44	48	11	+9.1%
11	YAMAHA HATSUDOKI KABUSHIKI KAISHA	141	32	48	44	17	-8.3%
12	Brunswick Corporation	115	35	39	25	16	-35.9%
13	The Boeing Company	115	24	35	42	14	+20.0%
14	SAFRAN AIRCRAFT ENGINES	102	21	34	37	10	+8.8%
15	JOBY AERO, INC.	91	15	27	33	16	+22.2%
16	Hyundai Motor Company	80	22	22	25	11	+13.6%
17	Kia Corporation	78	21	21	25	11	+19.0%
18	Oshkosh Corporation	78	15	31	20	12	-35.5%
19	ROLLS-ROYCE DEUTSCHLAND LTD & CO KG	70	19	34	13	4	-61.8%
20	SAFRAN ELECTRICAL & POWER	69	13	19	26	11	+36.8%
21	AIRBUS HELICOPTERS	64	14	17	21	12	+23.5%
22	SAFRAN HELICOPTER ENGINES	63	11	22	24	6	+9.1%
23	Airbus SAS	62	16	22	14	10	-36.4%
24	Kubota Corporation	61	1	11	39	10	+254.5%
25	RAYTHEON TECHNOLOGIES CORPORATION	61	36	24	1	·	-95.8%