Network Traffic Management & QoS

Techniques and systems for optimizing network traffic flow, distributing loads across multiple paths or resources, and ensuring quality of service based on various criteria like application type, latency, or resource availability. This includes dynamic path selection, congestion control, and resource allocation.

12,813 US filings from 1,237 companies since 2023 · 2023: 3,917 · 2024: 3,788 · 2025: 3,523 · 2026 YTD: 1,585

Routing, Switching & QoS

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.	1,123	393	321	291	118	-9.3%
2	Cisco Technology, Inc.	931	243	287	271	130	-5.6%
3	Telefonaktiebolaget LM Ericsson (publ)	493	141	161	133	58	-17.4%
4	SAMSUNG ELECTRONICS CO., LTD.	331	87	89	108	47	+21.3%
5	ZTE Corporation	284	67	91	97	29	+6.6%
6	QUALCOMM Incorporated	252	67	78	69	38	-11.5%
7	INTEL CORPORATION	244	72	77	67	28	-13.0%
8	Hewlett Packard Enterprise Development LP	237	70	70	55	42	-21.4%
9	DELL PRODUCTS L.P.	231	51	62	78	40	+25.8%
10	Verizon Patent and Licensing Inc.	222	68	73	54	27	-26.0%
11	Juniper Networks, Inc.	220	98	69	42	11	-39.1%
12	AT&T Intellectual Property I, L.P.	202	86	37	55	24	+48.6%
13	Microsoft Technology Licensing, LLC	188	45	52	68	23	+30.8%
14	Apple Inc.	182	54	51	51	26	0.0%
15	Nokia Technologies Oy	181	49	50	59	23	+18.0%
16	Nippon Telegraph and Telephone Corporation	178	74	59	43	2	-27.1%
17	Arista Networks, Inc.	157	55	35	36	31	+2.9%
18	Nokia Solutions and Networks Oy	147	50	46	38	13	-17.4%
19	Mellanox Technologies, Ltd.	142	23	37	61	21	+64.9%
20	T-Mobile USA, Inc.	134	49	26	39	20	+50.0%
21	Comcast Cable Communications, LLC	130	48	41	35	6	-14.6%
22	Oracle International Corporation	130	30	36	40	24	+11.1%
23	International Business Machines Corporation	128	51	41	25	11	-39.0%
24	Amazon Technologies, Inc.	126	35	46	36	9	-21.7%
25	GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.	124	44	32	37	11	+15.6%