Hydraulic & Pneumatic Control Valves

Valves specifically designed for managing fluid power in hydraulic or pneumatic systems, including components for pressure regulation, flow direction, and system centering.

4,419 US filings from 1,254 companies since 2023 · 2023: 1,169 · 2024: 1,416 · 2025: 1,315 · 2026 YTD: 519

Valves

Top companies

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

#	Company	Since 2023	2023	2024	2025	2026 YTD	YoY
1	EAGLE INDUSTRY CO., LTD.	90	23	35	31	1	-11.4%
2	Fisher Controls International LLC	85	32	18	28	7	+55.6%
3	Robert Bosch GmbH	70	16	23	19	12	-17.4%
4	HAMILTON SUNDSTRAND CORPORATION	59	17	16	17	9	+6.2%
5	Kubota Corporation	59	16	19	18	6	-5.3%
6	Deere & Company	56	15	12	24	5	+100.0%
7	DRiV Automotive Inc.	56	20	25	11	·	-56.0%
8	KAWASAKI JUKOGYO KABUSHIKI KAISHA	52	17	10	17	8	+70.0%
9	DENSO CORPORATION	47	15	18	12	2	-33.3%
10	Festo SE & Co. KG	45	10	12	15	8	+25.0%
11	Caterpillar Inc.	43	15	10	11	7	+10.0%
12	Caterpillar SARL	43	10	14	17	2	+21.4%
13	CNH Industrial America LLC	37	13	13	8	3	-38.5%
14	ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO., LTD.	37	1	13	19	4	+46.2%
15	GOODRICH CORPORATION	36	18	10	7	1	-30.0%
16	CKD CORPORATION	32	8	9	11	4	+22.2%
17	Dresser, LLC	32	8	12	7	5	-41.7%
18	Fox Factory, Inc.	32	6	7	16	3	+128.6%
19	SMC CORPORATION	32	11	16	4	1	-75.0%
20	ZF CV SYSTEMS EUROPE BV	31	3	12	12	4	0.0%
21	SPM Oil & Gas Inc.	30	8	6	12	4	+100.0%
22	SAMSON Aktiengesellschaft	28	3	15	7	3	-53.3%
23	FUJIKIN INCORPORATED	27	6	11	9	1	-18.2%
24	ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.	27	2	17	3	5	-82.4%
25	SWAGELOK COMPANY	26	7	13	4	2	-69.2%