Quantum Control Circuits

Specialized digital and mixed-signal circuits for controlling and reading out quantum bits (qubits), including generating precise modulated RF signals and integrating with photonic components for quantum operations.

5,734 US filings from 944 companies since 2023 · 2023: 1,352 · 2024: 1,737 · 2025: 1,769 · 2026 YTD: 876

Pulse / Digital Logic Circuits

Top companies

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

#	Company	Since 2023	2023	2024	2025	2026 YTD	YoY
1	International Business Machines Corporation	636	198	181	173	84	-4.4%
2	GOOGLE LLC	358	78	117	116	47	-0.9%
3	IonQ, Inc.	194	51	57	55	31	-3.5%
4	Microsoft Technology Licensing, LLC	156	49	45	44	18	-2.2%
5	Red Hat, Inc.	139	43	47	34	15	-27.7%
6	Fujitsu Limited	111	5	15	48	43	+220.0%
7	PsiQuantum, Corp.	104	20	35	34	15	-2.9%
8	INTEL CORPORATION	85	31	25	25	4	0.0%
9	Bank of America Corporation	84	9	21	37	17	+76.2%
10	DELL PRODUCTS L.P.	80	6	25	24	25	-4.0%
11	Rigetti & Co, LLC	79	19	28	23	9	-17.9%
12	Quantinuum LLC	78	11	29	28	10	-3.4%
13	D-WAVE SYSTEMS INC.	77	23	30	17	7	-43.3%
14	Amazon Technologies, Inc.	73	18	27	20	8	-25.9%
15	Classiq Technologies LTD.	64	14	14	28	8	+100.0%
16	NEC CORPORATION	64	11	20	19	14	-5.0%
17	IQM FINLAND OY	57	3	21	23	10	+9.5%
18	MASSACHUSETTS INSTITUTE OF TECHNOLOGY	53	12	18	14	9	-22.2%
19	SAMSUNG ELECTRONICS CO., LTD.	52	18	11	16	7	+45.5%
20	Taiwan Semiconductor Manufacturing Company, Ltd.	49	10	13	20	6	+53.8%
21	UNIVERSITY OF MARYLAND, COLLEGE PARK	49	16	16	13	4	-18.8%
22	TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED	47	15	16	11	5	-31.2%
23	TEXAS INSTRUMENTS INCORPORATED	47	8	21	11	7	-47.6%
24	Northrop Grumman Systems Corporation	44	14	3	16	11	+433.3%
25	ORIGIN QUANTUM COMPUTING TECHNOLOGY (HEFEI) CO., LTD	44	·	36	7	1	-80.6%