Network Clock Synchronization

Methods and systems for maintaining precise time alignment across network devices, often involving timestamps, phase-locked loops, and mechanisms for robustness against signal loss or attacks.

9,583 US filings from 1,437 companies since 2023 · 2023: 2,531 · 2024: 2,917 · 2025: 2,900 · 2026 YTD: 1,235

Multiplex Communication

Top companies

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

#	Company	Since 2023	2023	2024	2025	2026 YTD	YoY
1	Huawei Technologies Co., Ltd.	716	166	203	244	103	+20.2%
2	QUALCOMM Incorporated	435	106	120	139	70	+15.8%
3	GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.	327	92	94	78	63	-17.0%
4	SAMSUNG ELECTRONICS CO., LTD.	327	93	109	81	44	-25.7%
5	Telefonaktiebolaget LM Ericsson (publ)	236	59	75	81	21	+8.0%
6	Nokia Technologies Oy	218	29	85	70	34	-17.6%
7	Apple Inc.	217	58	67	72	20	+7.5%
8	ZTE Corporation	215	43	62	79	31	+27.4%
9	BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.	193	33	53	75	32	+41.5%
10	INTEL CORPORATION	154	45	44	48	17	+9.1%
11	VIVO MOBILE COMMUNICATION CO., LTD.	134	27	31	46	30	+48.4%
12	Cisco Technology, Inc.	129	35	37	37	20	0.0%
13	TEXAS INSTRUMENTS INCORPORATED	128	36	51	26	15	-49.0%
14	Mellanox Technologies, Ltd.	107	25	27	37	18	+37.0%
15	LG ELECTRONICS INC.	92	35	30	19	8	-36.7%
16	DELL PRODUCTS L.P.	89	14	21	42	12	+100.0%
17	International Business Machines Corporation	84	39	17	15	13	-11.8%
18	ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE	78	17	23	30	8	+30.4%
19	GOOGLE LLC	75	19	24	26	6	+8.3%
20	DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.	70	18	26	17	9	-34.6%
21	Marvell Asia Pte Ltd	69	16	17	27	9	+58.8%
22	Hewlett Packard Enterprise Development LP	60	16	15	17	12	+13.3%
23	Mitsubishi Electric Corporation	60	22	16	15	7	-6.2%
24	Nippon Telegraph and Telephone Corporation	52	21	19	12	·	-36.8%
25	CANON KABUSHIKI KAISHA	48	18	11	10	9	-9.1%