Internal Flow Path Optimization

Techniques and structures within heat exchangers designed to enhance heat transfer efficiency by controlling and optimizing fluid flow, including baffle arrangements, jet impingement, and condensate management.

11,396 US filings from 1,900 companies since 2023 · 2023: 3,165 · 2024: 3,533 · 2025: 3,258 · 2026 YTD: 1,440

Steam / Gas TurbinesGas Turbine PlantsHeat Exchangers (Specific Types)Heat Exchange Components

Top companies

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

#	Company	Since 2023	2023	2024	2025	2026 YTD	YoY
1	General Electric Company	985	285	280	300	120	+7.1%
2	RTX Corporation	581	38	185	210	148	+13.5%
3	Pratt & Whitney Canada Corp.	460	138	132	109	81	-17.4%
4	HAMILTON SUNDSTRAND CORPORATION	368	105	125	99	39	-20.8%
5	Rolls-Royce PLC	277	67	98	83	29	-15.3%
6	SAFRAN AIRCRAFT ENGINES	273	103	98	58	14	-40.8%
7	RAYTHEON TECHNOLOGIES CORPORATION	222	126	82	14	·	-82.9%
8	Mitsubishi Electric Corporation	155	52	59	39	5	-33.9%
9	MITSUBISHI HEAVY INDUSTRIES, LTD.	152	52	46	41	13	-10.9%
10	CARRIER CORPORATION	127	49	30	36	12	+20.0%
11	The Boeing Company	120	34	37	34	15	-8.1%
12	LG ELECTRONICS INC.	119	31	49	23	16	-53.1%
13	DELL PRODUCTS L.P.	119	26	53	33	7	-37.7%
14	Safran Nacelles	101	26	36	23	16	-36.1%
15	GE Infrastructure Technology LLC	98	·	38	53	7	+39.5%
16	Hanon Systems	97	19	28	33	17	+17.9%
17	DAIKIN INDUSTRIES, LTD.	94	31	33	24	6	-27.3%
18	IHI Corporation	93	31	22	28	12	+27.3%
19	MAHLE International GmbH	92	25	23	32	12	+39.1%
20	ROHR, INC.	89	32	29	22	6	-24.1%
21	Rolls-Royce North American Technologies Inc.	83	21	21	34	7	+61.9%
22	Valeo Systemes Thermiques	74	12	22	30	10	+36.4%
23	Collins Engine Nozzles, Inc.	69	25	30	13	1	-56.7%
24	HONDA MOTOR CO., LTD.	69	18	17	27	7	+58.8%
25	DANFOSS A/S	68	17	21	20	10	-4.8%